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Finding the Fourth Proportional to 96,608.60, 144,912.90 and 26,487.80

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Solution

The fourth proportional to 96,608.60, 144,912.90 and 26,487.80 is: 39,731.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,608.60 : 144,912.90 = 26,487.80 : x
  2. Step 2: Convert to fraction form
    96,608.60/144,912.90 = 26,487.80/x
  3. Step 3: Cross multiply
    96,608.60x = 144,912.90 × 26,487.80
  4. Step 4: Simplify right side
    96,608.60x = 3,838,423,912.62
  5. Step 5: Solve for x
    x = 3,838,423,912.62/96,608.60
  6. Step 6: Final answer
    x = 39,731.70

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Similar ratio
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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.