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Finding the Fourth Proportional to 92,657.62, 127,872.57 and 52,373.14

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Solution

The fourth proportional to 92,657.62, 127,872.57 and 52,373.14 is: 72,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,657.62 : 127,872.57 = 52,373.14 : x
  2. Step 2: Convert to fraction form
    92,657.62/127,872.57 = 52,373.14/x
  3. Step 3: Cross multiply
    92,657.62x = 127,872.57 × 52,373.14
  4. Step 4: Simplify right side
    92,657.62x = 6,697,088,010.77
  5. Step 5: Solve for x
    x = 6,697,088,010.77/92,657.62
  6. Step 6: Final answer
    x = 72,277.79

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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.