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Finding the Fourth Proportional to 92,569.27, 127,650.03 and 79,184.83

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Solution

The fourth proportional to 92,569.27, 127,650.03 and 79,184.83 is: 109,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,569.27 : 127,650.03 = 79,184.83 : x
  2. Step 2: Convert to fraction form
    92,569.27/127,650.03 = 79,184.83/x
  3. Step 3: Cross multiply
    92,569.27x = 127,650.03 × 79,184.83
  4. Step 4: Simplify right side
    92,569.27x = 10,107,945,286.79
  5. Step 5: Solve for x
    x = 10,107,945,286.79/92,569.27
  6. Step 6: Final answer
    x = 109,193.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.