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Finding the Fourth Proportional to 267,441.72, 401,293.17 and 117,663.27

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Solution

The fourth proportional to 267,441.72, 401,293.17 and 117,663.27 is: 176,552.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,441.72 : 401,293.17 = 117,663.27 : x
  2. Step 2: Convert to fraction form
    267,441.72/401,293.17 = 117,663.27/x
  3. Step 3: Cross multiply
    267,441.72x = 401,293.17 × 117,663.27
  4. Step 4: Simplify right side
    267,441.72x = 47,217,466,610.87
  5. Step 5: Solve for x
    x = 47,217,466,610.87/267,441.72
  6. Step 6: Final answer
    x = 176,552.36

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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.