Home / 99,092.60-136,768.66-63,276.38

Finding the Fourth Proportional to 99,092.60, 136,768.66 and 63,276.38

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Solution

The fourth proportional to 99,092.60, 136,768.66 and 63,276.38 is: 87,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,092.60 : 136,768.66 = 63,276.38 : x
  2. Step 2: Convert to fraction form
    99,092.60/136,768.66 = 63,276.38/x
  3. Step 3: Cross multiply
    99,092.60x = 136,768.66 × 63,276.38
  4. Step 4: Simplify right side
    99,092.60x = 8,654,225,702.25
  5. Step 5: Solve for x
    x = 8,654,225,702.25/99,092.60
  6. Step 6: Final answer
    x = 87,334.73

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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.