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Finding the Fourth Proportional to 92,462.72, 127,597.31 and 51,627.48

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Solution

The fourth proportional to 92,462.72, 127,597.31 and 51,627.48 is: 71,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,462.72 : 127,597.31 = 51,627.48 : x
  2. Step 2: Convert to fraction form
    92,462.72/127,597.31 = 51,627.48/x
  3. Step 3: Cross multiply
    92,462.72x = 127,597.31 × 51,627.48
  4. Step 4: Simplify right side
    92,462.72x = 6,587,527,570.08
  5. Step 5: Solve for x
    x = 6,587,527,570.08/92,462.72
  6. Step 6: Final answer
    x = 71,245.23

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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.