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Finding the Fourth Proportional to 59,928.80, 89,929.20 and 24,864.80

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Solution

The fourth proportional to 59,928.80, 89,929.20 and 24,864.80 is: 37,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,928.80 : 89,929.20 = 24,864.80 : x
  2. Step 2: Convert to fraction form
    59,928.80/89,929.20 = 24,864.80/x
  3. Step 3: Cross multiply
    59,928.80x = 89,929.20 × 24,864.80
  4. Step 4: Simplify right side
    59,928.80x = 2,236,071,572.16
  5. Step 5: Solve for x
    x = 2,236,071,572.16/59,928.80
  6. Step 6: Final answer
    x = 37,312.14

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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.