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Finding the Fourth Proportional to 89,373.72, 134,064.90 and 27,044.76

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Solution

The fourth proportional to 89,373.72, 134,064.90 and 27,044.76 is: 40,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,373.72 : 134,064.90 = 27,044.76 : x
  2. Step 2: Convert to fraction form
    89,373.72/134,064.90 = 27,044.76/x
  3. Step 3: Cross multiply
    89,373.72x = 134,064.90 × 27,044.76
  4. Step 4: Simplify right side
    89,373.72x = 3,625,753,044.92
  5. Step 5: Solve for x
    x = 3,625,753,044.92/89,373.72
  6. Step 6: Final answer
    x = 40,568.45

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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.