Home / 89,104.29-122,963.92-48,819.58

Finding the Fourth Proportional to 89,104.29, 122,963.92 and 48,819.58

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Solution

The fourth proportional to 89,104.29, 122,963.92 and 48,819.58 is: 67,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,104.29 : 122,963.92 = 48,819.58 : x
  2. Step 2: Convert to fraction form
    89,104.29/122,963.92 = 48,819.58/x
  3. Step 3: Cross multiply
    89,104.29x = 122,963.92 × 48,819.58
  4. Step 4: Simplify right side
    89,104.29x = 6,003,046,500.09
  5. Step 5: Solve for x
    x = 6,003,046,500.09/89,104.29
  6. Step 6: Final answer
    x = 67,371.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.