Home / 337,126.40-505,718.56-87,808

Finding the Fourth Proportional to 337,126.40, 505,718.56 and 87,808

Calculator

Solution

The fourth proportional to 337,126.40, 505,718.56 and 87,808 is: 131,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,126.40 : 505,718.56 = 87,808 : x
  2. Step 2: Convert to fraction form
    337,126.40/505,718.56 = 87,808/x
  3. Step 3: Cross multiply
    337,126.40x = 505,718.56 × 87,808
  4. Step 4: Simplify right side
    337,126.40x = 44,406,135,316.48
  5. Step 5: Solve for x
    x = 44,406,135,316.48/337,126.40
  6. Step 6: Final answer
    x = 131,719.54

Related Problems

Find fourth proportional to 168,563.20, 252,859.28 and 43,904
Half scale
Find fourth proportional to 674,252.80, 1,011,437.12 and 175,616
Double scale
Find fourth proportional to 337,127.40, 505,720.06 and 87,809
Similar ratio
Find fourth proportional to 505,689.60, 758,577.84 and 131,712
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.