Home / 93,643.38-129,227.85-51,201.90

Finding the Fourth Proportional to 93,643.38, 129,227.85 and 51,201.90

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Solution

The fourth proportional to 93,643.38, 129,227.85 and 51,201.90 is: 70,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,643.38 : 129,227.85 = 51,201.90 : x
  2. Step 2: Convert to fraction form
    93,643.38/129,227.85 = 51,201.90/x
  3. Step 3: Cross multiply
    93,643.38x = 129,227.85 × 51,201.90
  4. Step 4: Simplify right side
    93,643.38x = 6,616,711,452.92
  5. Step 5: Solve for x
    x = 6,616,711,452.92/93,643.38
  6. Step 6: Final answer
    x = 70,658.61

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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.