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Finding the Fourth Proportional to 92,507.92, 127,661.30 and 50,066.44

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Solution

The fourth proportional to 92,507.92, 127,661.30 and 50,066.44 is: 69,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,507.92 : 127,661.30 = 50,066.44 : x
  2. Step 2: Convert to fraction form
    92,507.92/127,661.30 = 50,066.44/x
  3. Step 3: Cross multiply
    92,507.92x = 127,661.30 × 50,066.44
  4. Step 4: Simplify right side
    92,507.92x = 6,391,546,178.47
  5. Step 5: Solve for x
    x = 6,391,546,178.47/92,507.92
  6. Step 6: Final answer
    x = 69,091.88

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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.