Home / 207,613.68-286,208.28-147,894

Finding the Fourth Proportional to 207,613.68, 286,208.28 and 147,894

Calculator

Solution

The fourth proportional to 207,613.68, 286,208.28 and 147,894 is: 203,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,613.68 : 286,208.28 = 147,894 : x
  2. Step 2: Convert to fraction form
    207,613.68/286,208.28 = 147,894/x
  3. Step 3: Cross multiply
    207,613.68x = 286,208.28 × 147,894
  4. Step 4: Simplify right side
    207,613.68x = 42,328,487,362.32
  5. Step 5: Solve for x
    x = 42,328,487,362.32/207,613.68
  6. Step 6: Final answer
    x = 203,881.01

Related Problems

Find fourth proportional to 103,806.84, 143,104.14 and 73,947
Half scale
Find fourth proportional to 415,227.36, 572,416.56 and 295,788
Double scale
Find fourth proportional to 207,614.68, 286,209.66 and 147,895
Similar ratio
Find fourth proportional to 311,420.52, 429,312.42 and 221,841
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.