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Finding the Fourth Proportional to 96,617.80, 144,861.90 and 44,000.20

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Solution

The fourth proportional to 96,617.80, 144,861.90 and 44,000.20 is: 65,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,617.80 : 144,861.90 = 44,000.20 : x
  2. Step 2: Convert to fraction form
    96,617.80/144,861.90 = 44,000.20/x
  3. Step 3: Cross multiply
    96,617.80x = 144,861.90 × 44,000.20
  4. Step 4: Simplify right side
    96,617.80x = 6,373,952,572.38
  5. Step 5: Solve for x
    x = 6,373,952,572.38/96,617.80
  6. Step 6: Final answer
    x = 65,970.79

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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.