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Finding the Fourth Proportional to 60,801.72, 91,223.54 and 25,282.11

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Solution

The fourth proportional to 60,801.72, 91,223.54 and 25,282.11 is: 37,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,801.72 : 91,223.54 = 25,282.11 : x
  2. Step 2: Convert to fraction form
    60,801.72/91,223.54 = 25,282.11/x
  3. Step 3: Cross multiply
    60,801.72x = 91,223.54 × 25,282.11
  4. Step 4: Simplify right side
    60,801.72x = 2,306,323,446.46
  5. Step 5: Solve for x
    x = 2,306,323,446.46/60,801.72
  6. Step 6: Final answer
    x = 37,931.88

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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.