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Finding the Fourth Proportional to 92,522.25, 127,640.88 and 54,293.49

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Solution

The fourth proportional to 92,522.25, 127,640.88 and 54,293.49 is: 74,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,522.25 : 127,640.88 = 54,293.49 : x
  2. Step 2: Convert to fraction form
    92,522.25/127,640.88 = 54,293.49/x
  3. Step 3: Cross multiply
    92,522.25x = 127,640.88 × 54,293.49
  4. Step 4: Simplify right side
    92,522.25x = 6,930,068,841.87
  5. Step 5: Solve for x
    x = 6,930,068,841.87/92,522.25
  6. Step 6: Final answer
    x = 74,901.65

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1.5x scale

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.