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Finding the Fourth Proportional to 225,234.92, 337,840.54 and 56,755.13

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Solution

The fourth proportional to 225,234.92, 337,840.54 and 56,755.13 is: 85,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,234.92 : 337,840.54 = 56,755.13 : x
  2. Step 2: Convert to fraction form
    225,234.92/337,840.54 = 56,755.13/x
  3. Step 3: Cross multiply
    225,234.92x = 337,840.54 × 56,755.13
  4. Step 4: Simplify right side
    225,234.92x = 19,174,181,935.88
  5. Step 5: Solve for x
    x = 19,174,181,935.88/225,234.92
  6. Step 6: Final answer
    x = 85,129.70

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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.