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Finding the Fourth Proportional to 59,328.70, 89,014.92 and 31,247.62

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Solution

The fourth proportional to 59,328.70, 89,014.92 and 31,247.62 is: 46,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,328.70 : 89,014.92 = 31,247.62 : x
  2. Step 2: Convert to fraction form
    59,328.70/89,014.92 = 31,247.62/x
  3. Step 3: Cross multiply
    59,328.70x = 89,014.92 × 31,247.62
  4. Step 4: Simplify right side
    59,328.70x = 2,781,504,819.14
  5. Step 5: Solve for x
    x = 2,781,504,819.14/59,328.70
  6. Step 6: Final answer
    x = 46,882.95

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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.