Home / 166,971-250,471.08-42,312

Finding the Fourth Proportional to 166,971, 250,471.08 and 42,312

Calculator

Solution

The fourth proportional to 166,971, 250,471.08 and 42,312 is: 63,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,971 : 250,471.08 = 42,312 : x
  2. Step 2: Convert to fraction form
    166,971/250,471.08 = 42,312/x
  3. Step 3: Cross multiply
    166,971x = 250,471.08 × 42,312
  4. Step 4: Simplify right side
    166,971x = 10,597,932,336.96
  5. Step 5: Solve for x
    x = 10,597,932,336.96/166,971
  6. Step 6: Final answer
    x = 63,471.69

Related Problems

Find fourth proportional to 83,485.50, 125,235.54 and 21,156
Half scale
Find fourth proportional to 333,942, 500,942.16 and 84,624
Double scale
Find fourth proportional to 166,972, 250,472.58 and 42,313
Similar ratio
Find fourth proportional to 250,456.50, 375,706.62 and 63,468
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.