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Finding the Fourth Proportional to 92,725.38, 127,961.03 and 50,283.91

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Solution

The fourth proportional to 92,725.38, 127,961.03 and 50,283.91 is: 69,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,725.38 : 127,961.03 = 50,283.91 : x
  2. Step 2: Convert to fraction form
    92,725.38/127,961.03 = 50,283.91/x
  3. Step 3: Cross multiply
    92,725.38x = 127,961.03 × 50,283.91
  4. Step 4: Simplify right side
    92,725.38x = 6,434,381,349.44
  5. Step 5: Solve for x
    x = 6,434,381,349.44/92,725.38
  6. Step 6: Final answer
    x = 69,391.80

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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.