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Finding the Fourth Proportional to 89,235.62, 133,649.13 and 44,874.98

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Solution

The fourth proportional to 89,235.62, 133,649.13 and 44,874.98 is: 67,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,235.62 : 133,649.13 = 44,874.98 : x
  2. Step 2: Convert to fraction form
    89,235.62/133,649.13 = 44,874.98/x
  3. Step 3: Cross multiply
    89,235.62x = 133,649.13 × 44,874.98
  4. Step 4: Simplify right side
    89,235.62x = 5,997,502,035.77
  5. Step 5: Solve for x
    x = 5,997,502,035.77/89,235.62
  6. Step 6: Final answer
    x = 67,209.73

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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.