Home / 89,431.92-134,148.24-27,102.96

Finding the Fourth Proportional to 89,431.92, 134,148.24 and 27,102.96

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Solution

The fourth proportional to 89,431.92, 134,148.24 and 27,102.96 is: 40,654.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,431.92 : 134,148.24 = 27,102.96 : x
  2. Step 2: Convert to fraction form
    89,431.92/134,148.24 = 27,102.96/x
  3. Step 3: Cross multiply
    89,431.92x = 134,148.24 × 27,102.96
  4. Step 4: Simplify right side
    89,431.92x = 3,635,814,382.79
  5. Step 5: Solve for x
    x = 3,635,814,382.79/89,431.92
  6. Step 6: Final answer
    x = 40,654.55

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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.