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Finding the Fourth Proportional to 104,127.94, 156,197.96 and 29,253.92

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Solution

The fourth proportional to 104,127.94, 156,197.96 and 29,253.92 is: 43,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,127.94 : 156,197.96 = 29,253.92 : x
  2. Step 2: Convert to fraction form
    104,127.94/156,197.96 = 29,253.92/x
  3. Step 3: Cross multiply
    104,127.94x = 156,197.96 × 29,253.92
  4. Step 4: Simplify right side
    104,127.94x = 4,569,403,185.82
  5. Step 5: Solve for x
    x = 4,569,403,185.82/104,127.94
  6. Step 6: Final answer
    x = 43,882.59

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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.