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Finding the Fourth Proportional to 92,246.89, 127,286.65 and 51,958.10

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Solution

The fourth proportional to 92,246.89, 127,286.65 and 51,958.10 is: 71,694.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,246.89 : 127,286.65 = 51,958.10 : x
  2. Step 2: Convert to fraction form
    92,246.89/127,286.65 = 51,958.10/x
  3. Step 3: Cross multiply
    92,246.89x = 127,286.65 × 51,958.10
  4. Step 4: Simplify right side
    92,246.89x = 6,613,572,489.37
  5. Step 5: Solve for x
    x = 6,613,572,489.37/92,246.89
  6. Step 6: Final answer
    x = 71,694.26

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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.