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Finding the Fourth Proportional to 113,294.72, 169,924.80 and 63,344

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Solution

The fourth proportional to 113,294.72, 169,924.80 and 63,344 is: 95,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,294.72 : 169,924.80 = 63,344 : x
  2. Step 2: Convert to fraction form
    113,294.72/169,924.80 = 63,344/x
  3. Step 3: Cross multiply
    113,294.72x = 169,924.80 × 63,344
  4. Step 4: Simplify right side
    113,294.72x = 10,763,716,531.20
  5. Step 5: Solve for x
    x = 10,763,716,531.20/113,294.72
  6. Step 6: Final answer
    x = 95,006.34

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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.