Home / 76,904.52-115,372.17-32,531.10

Finding the Fourth Proportional to 76,904.52, 115,372.17 and 32,531.10

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Solution

The fourth proportional to 76,904.52, 115,372.17 and 32,531.10 is: 48,803.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,904.52 : 115,372.17 = 32,531.10 : x
  2. Step 2: Convert to fraction form
    76,904.52/115,372.17 = 32,531.10/x
  3. Step 3: Cross multiply
    76,904.52x = 115,372.17 × 32,531.10
  4. Step 4: Simplify right side
    76,904.52x = 3,753,183,599.49
  5. Step 5: Solve for x
    x = 3,753,183,599.49/76,904.52
  6. Step 6: Final answer
    x = 48,803.16

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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.