Home / 89,904.75-134,863.61-34,500.75

Finding the Fourth Proportional to 89,904.75, 134,863.61 and 34,500.75

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Solution

The fourth proportional to 89,904.75, 134,863.61 and 34,500.75 is: 51,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,904.75 : 134,863.61 = 34,500.75 : x
  2. Step 2: Convert to fraction form
    89,904.75/134,863.61 = 34,500.75/x
  3. Step 3: Cross multiply
    89,904.75x = 134,863.61 × 34,500.75
  4. Step 4: Simplify right side
    89,904.75x = 4,652,895,520.20
  5. Step 5: Solve for x
    x = 4,652,895,520.20/89,904.75
  6. Step 6: Final answer
    x = 51,753.61

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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.