Home / 88,076.61-132,114.45-21,517.11

Finding the Fourth Proportional to 88,076.61, 132,114.45 and 21,517.11

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Solution

The fourth proportional to 88,076.61, 132,114.45 and 21,517.11 is: 32,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,076.61 : 132,114.45 = 21,517.11 : x
  2. Step 2: Convert to fraction form
    88,076.61/132,114.45 = 21,517.11/x
  3. Step 3: Cross multiply
    88,076.61x = 132,114.45 × 21,517.11
  4. Step 4: Simplify right side
    88,076.61x = 2,842,721,153.24
  5. Step 5: Solve for x
    x = 2,842,721,153.24/88,076.61
  6. Step 6: Final answer
    x = 32,275.55

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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.