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Finding the Fourth Proportional to 92,664.80, 127,876.08 and 52,377.22

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Solution

The fourth proportional to 92,664.80, 127,876.08 and 52,377.22 is: 72,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,664.80 : 127,876.08 = 52,377.22 : x
  2. Step 2: Convert to fraction form
    92,664.80/127,876.08 = 52,377.22/x
  3. Step 3: Cross multiply
    92,664.80x = 127,876.08 × 52,377.22
  4. Step 4: Simplify right side
    92,664.80x = 6,697,793,574.90
  5. Step 5: Solve for x
    x = 6,697,793,574.90/92,664.80
  6. Step 6: Final answer
    x = 72,279.80

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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.