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Finding the Fourth Proportional to 60,436.80, 90,641.53 and 22,983.53

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Solution

The fourth proportional to 60,436.80, 90,641.53 and 22,983.53 is: 34,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,436.80 : 90,641.53 = 22,983.53 : x
  2. Step 2: Convert to fraction form
    60,436.80/90,641.53 = 22,983.53/x
  3. Step 3: Cross multiply
    60,436.80x = 90,641.53 × 22,983.53
  4. Step 4: Simplify right side
    60,436.80x = 2,083,262,324.00
  5. Step 5: Solve for x
    x = 2,083,262,324.00/60,436.80
  6. Step 6: Final answer
    x = 34,470.10

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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.