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Finding the Fourth Proportional to 92,570.27, 127,659.22 and 63,844.02

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Solution

The fourth proportional to 92,570.27, 127,659.22 and 63,844.02 is: 88,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,570.27 : 127,659.22 = 63,844.02 : x
  2. Step 2: Convert to fraction form
    92,570.27/127,659.22 = 63,844.02/x
  3. Step 3: Cross multiply
    92,570.27x = 127,659.22 × 63,844.02
  4. Step 4: Simplify right side
    92,570.27x = 8,150,278,113.98
  5. Step 5: Solve for x
    x = 8,150,278,113.98/92,570.27
  6. Step 6: Final answer
    x = 88,044.23

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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.