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Finding the Fourth Proportional to 92,410.44, 127,516.92 and 68,224.25

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Solution

The fourth proportional to 92,410.44, 127,516.92 and 68,224.25 is: 94,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,410.44 : 127,516.92 = 68,224.25 : x
  2. Step 2: Convert to fraction form
    92,410.44/127,516.92 = 68,224.25/x
  3. Step 3: Cross multiply
    92,410.44x = 127,516.92 × 68,224.25
  4. Step 4: Simplify right side
    92,410.44x = 8,699,745,591.73
  5. Step 5: Solve for x
    x = 8,699,745,591.73/92,410.44
  6. Step 6: Final answer
    x = 94,142.45

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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.