Home / 89,416.73-123,397.13-49,127.94

Finding the Fourth Proportional to 89,416.73, 123,397.13 and 49,127.94

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Solution

The fourth proportional to 89,416.73, 123,397.13 and 49,127.94 is: 67,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,416.73 : 123,397.13 = 49,127.94 : x
  2. Step 2: Convert to fraction form
    89,416.73/123,397.13 = 49,127.94/x
  3. Step 3: Cross multiply
    89,416.73x = 123,397.13 × 49,127.94
  4. Step 4: Simplify right side
    89,416.73x = 6,062,246,553.17
  5. Step 5: Solve for x
    x = 6,062,246,553.17/89,416.73
  6. Step 6: Final answer
    x = 67,797.68

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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.