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Finding the Fourth Proportional to 89,217.40, 133,793.70 and 44,829.40

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Solution

The fourth proportional to 89,217.40, 133,793.70 and 44,829.40 is: 67,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,217.40 : 133,793.70 = 44,829.40 : x
  2. Step 2: Convert to fraction form
    89,217.40/133,793.70 = 44,829.40/x
  3. Step 3: Cross multiply
    89,217.40x = 133,793.70 × 44,829.40
  4. Step 4: Simplify right side
    89,217.40x = 5,997,891,294.78
  5. Step 5: Solve for x
    x = 5,997,891,294.78/89,217.40
  6. Step 6: Final answer
    x = 67,227.82

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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.