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Finding the Fourth Proportional to 44,363.80, 66,545.70 and 36,490.60

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Solution

The fourth proportional to 44,363.80, 66,545.70 and 36,490.60 is: 54,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,363.80 : 66,545.70 = 36,490.60 : x
  2. Step 2: Convert to fraction form
    44,363.80/66,545.70 = 36,490.60/x
  3. Step 3: Cross multiply
    44,363.80x = 66,545.70 × 36,490.60
  4. Step 4: Simplify right side
    44,363.80x = 2,428,292,520.42
  5. Step 5: Solve for x
    x = 2,428,292,520.42/44,363.80
  6. Step 6: Final answer
    x = 54,735.90

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1.5x scale

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.