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Finding the Fourth Proportional to 92,266.74, 127,301.76 and 51,966.42

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Solution

The fourth proportional to 92,266.74, 127,301.76 and 51,966.42 is: 71,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,266.74 : 127,301.76 = 51,966.42 : x
  2. Step 2: Convert to fraction form
    92,266.74/127,301.76 = 51,966.42/x
  3. Step 3: Cross multiply
    92,266.74x = 127,301.76 × 51,966.42
  4. Step 4: Simplify right side
    92,266.74x = 6,615,416,726.90
  5. Step 5: Solve for x
    x = 6,615,416,726.90/92,266.74
  6. Step 6: Final answer
    x = 71,698.82

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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.