Home / 74,234.27-102,490.00-51,565.97

Finding the Fourth Proportional to 74,234.27, 102,490.00 and 51,565.97

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Solution

The fourth proportional to 74,234.27, 102,490.00 and 51,565.97 is: 71,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,234.27 : 102,490.00 = 51,565.97 : x
  2. Step 2: Convert to fraction form
    74,234.27/102,490.00 = 51,565.97/x
  3. Step 3: Cross multiply
    74,234.27x = 102,490.00 × 51,565.97
  4. Step 4: Simplify right side
    74,234.27x = 5,284,995,623.94
  5. Step 5: Solve for x
    x = 5,284,995,623.94/74,234.27
  6. Step 6: Final answer
    x = 71,193.48

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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.