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Finding the Fourth Proportional to 41,663.05, 62,421.67 and 34,687.88

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Solution

The fourth proportional to 41,663.05, 62,421.67 and 34,687.88 is: 51,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,663.05 : 62,421.67 = 34,687.88 : x
  2. Step 2: Convert to fraction form
    41,663.05/62,421.67 = 34,687.88/x
  3. Step 3: Cross multiply
    41,663.05x = 62,421.67 × 34,687.88
  4. Step 4: Simplify right side
    41,663.05x = 2,165,275,398.36
  5. Step 5: Solve for x
    x = 2,165,275,398.36/41,663.05
  6. Step 6: Final answer
    x = 51,971.12

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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.