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Finding the Fourth Proportional to 216,517.52, 298,832.20 and 125,901.52

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Solution

The fourth proportional to 216,517.52, 298,832.20 and 125,901.52 is: 173,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,517.52 : 298,832.20 = 125,901.52 : x
  2. Step 2: Convert to fraction form
    216,517.52/298,832.20 = 125,901.52/x
  3. Step 3: Cross multiply
    216,517.52x = 298,832.20 × 125,901.52
  4. Step 4: Simplify right side
    216,517.52x = 37,623,428,204.94
  5. Step 5: Solve for x
    x = 37,623,428,204.94/216,517.52
  6. Step 6: Final answer
    x = 173,766.21

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1.5x scale

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.