Home / 125,476.92-173,155.23-71,758.73

Finding the Fourth Proportional to 125,476.92, 173,155.23 and 71,758.73

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Solution

The fourth proportional to 125,476.92, 173,155.23 and 71,758.73 is: 99,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,476.92 : 173,155.23 = 71,758.73 : x
  2. Step 2: Convert to fraction form
    125,476.92/173,155.23 = 71,758.73/x
  3. Step 3: Cross multiply
    125,476.92x = 173,155.23 × 71,758.73
  4. Step 4: Simplify right side
    125,476.92x = 12,425,399,397.66
  5. Step 5: Solve for x
    x = 12,425,399,397.66/125,476.92
  6. Step 6: Final answer
    x = 99,025.38

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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.