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Finding the Fourth Proportional to 60,726.70, 91,063.28 and 27,445.42

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Solution

The fourth proportional to 60,726.70, 91,063.28 and 27,445.42 is: 41,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,726.70 : 91,063.28 = 27,445.42 : x
  2. Step 2: Convert to fraction form
    60,726.70/91,063.28 = 27,445.42/x
  3. Step 3: Cross multiply
    60,726.70x = 91,063.28 × 27,445.42
  4. Step 4: Simplify right side
    60,726.70x = 2,499,269,966.18
  5. Step 5: Solve for x
    x = 2,499,269,966.18/60,726.70
  6. Step 6: Final answer
    x = 41,156.03

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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.