Home / 94,006.75-129,729.32-51,565.38

Finding the Fourth Proportional to 94,006.75, 129,729.32 and 51,565.38

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Solution

The fourth proportional to 94,006.75, 129,729.32 and 51,565.38 is: 71,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,006.75 : 129,729.32 = 51,565.38 : x
  2. Step 2: Convert to fraction form
    94,006.75/129,729.32 = 51,565.38/x
  3. Step 3: Cross multiply
    94,006.75x = 129,729.32 × 51,565.38
  4. Step 4: Simplify right side
    94,006.75x = 6,689,541,425.11
  5. Step 5: Solve for x
    x = 6,689,541,425.11/94,006.75
  6. Step 6: Final answer
    x = 71,160.22

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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.