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Finding the Fourth Proportional to 92,352.52, 127,387.38 and 64,047.88

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Solution

The fourth proportional to 92,352.52, 127,387.38 and 64,047.88 is: 88,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,352.52 : 127,387.38 = 64,047.88 : x
  2. Step 2: Convert to fraction form
    92,352.52/127,387.38 = 64,047.88/x
  3. Step 3: Cross multiply
    92,352.52x = 127,387.38 × 64,047.88
  4. Step 4: Simplify right side
    92,352.52x = 8,158,891,627.75
  5. Step 5: Solve for x
    x = 8,158,891,627.75/92,352.52
  6. Step 6: Final answer
    x = 88,345.09

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1.5x scale

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.