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Finding the Fourth Proportional to 267,491.17, 401,261.46 and 96,755.59

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Solution

The fourth proportional to 267,491.17, 401,261.46 and 96,755.59 is: 145,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,491.17 : 401,261.46 = 96,755.59 : x
  2. Step 2: Convert to fraction form
    267,491.17/401,261.46 = 96,755.59/x
  3. Step 3: Cross multiply
    267,491.17x = 401,261.46 × 96,755.59
  4. Step 4: Simplify right side
    267,491.17x = 38,824,289,306.56
  5. Step 5: Solve for x
    x = 38,824,289,306.56/267,491.17
  6. Step 6: Final answer
    x = 145,142.32

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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.