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Finding the Fourth Proportional to 114,092.30, 157,452.92 and 63,104.82

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Solution

The fourth proportional to 114,092.30, 157,452.92 and 63,104.82 is: 87,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,092.30 : 157,452.92 = 63,104.82 : x
  2. Step 2: Convert to fraction form
    114,092.30/157,452.92 = 63,104.82/x
  3. Step 3: Cross multiply
    114,092.30x = 157,452.92 × 63,104.82
  4. Step 4: Simplify right side
    114,092.30x = 9,936,037,859.55
  5. Step 5: Solve for x
    x = 9,936,037,859.55/114,092.30
  6. Step 6: Final answer
    x = 87,087.72

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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.