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Finding the Fourth Proportional to 110,660.52, 152,712.36 and 60,359.52

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Solution

The fourth proportional to 110,660.52, 152,712.36 and 60,359.52 is: 83,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,660.52 : 152,712.36 = 60,359.52 : x
  2. Step 2: Convert to fraction form
    110,660.52/152,712.36 = 60,359.52/x
  3. Step 3: Cross multiply
    110,660.52x = 152,712.36 × 60,359.52
  4. Step 4: Simplify right side
    110,660.52x = 9,217,644,747.67
  5. Step 5: Solve for x
    x = 9,217,644,747.67/110,660.52
  6. Step 6: Final answer
    x = 83,296.60

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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.