Home / 76,882.22-115,328.19-32,500.70

Finding the Fourth Proportional to 76,882.22, 115,328.19 and 32,500.70

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Solution

The fourth proportional to 76,882.22, 115,328.19 and 32,500.70 is: 48,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,882.22 : 115,328.19 = 32,500.70 : x
  2. Step 2: Convert to fraction form
    76,882.22/115,328.19 = 32,500.70/x
  3. Step 3: Cross multiply
    76,882.22x = 115,328.19 × 32,500.70
  4. Step 4: Simplify right side
    76,882.22x = 3,748,246,904.73
  5. Step 5: Solve for x
    x = 3,748,246,904.73/76,882.22
  6. Step 6: Final answer
    x = 48,753.10

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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.