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Finding the Fourth Proportional to 56,321.70, 84,505.92 and 24,715.29

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Solution

The fourth proportional to 56,321.70, 84,505.92 and 24,715.29 is: 37,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,321.70 : 84,505.92 = 24,715.29 : x
  2. Step 2: Convert to fraction form
    56,321.70/84,505.92 = 24,715.29/x
  3. Step 3: Cross multiply
    56,321.70x = 84,505.92 × 24,715.29
  4. Step 4: Simplify right side
    56,321.70x = 2,088,588,319.52
  5. Step 5: Solve for x
    x = 2,088,588,319.52/56,321.70
  6. Step 6: Final answer
    x = 37,083.19

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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.