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Finding the Fourth Proportional to 59,857.29, 89,785.35 and 22,921.29

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Solution

The fourth proportional to 59,857.29, 89,785.35 and 22,921.29 is: 34,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,857.29 : 89,785.35 = 22,921.29 : x
  2. Step 2: Convert to fraction form
    59,857.29/89,785.35 = 22,921.29/x
  3. Step 3: Cross multiply
    59,857.29x = 89,785.35 × 22,921.29
  4. Step 4: Simplify right side
    59,857.29x = 2,057,996,045.10
  5. Step 5: Solve for x
    x = 2,057,996,045.10/59,857.29
  6. Step 6: Final answer
    x = 34,381.71

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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.