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Finding the Fourth Proportional to 92,682.67, 127,906.35 and 52,398.13

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Solution

The fourth proportional to 92,682.67, 127,906.35 and 52,398.13 is: 72,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,682.67 : 127,906.35 = 52,398.13 : x
  2. Step 2: Convert to fraction form
    92,682.67/127,906.35 = 52,398.13/x
  3. Step 3: Cross multiply
    92,682.67x = 127,906.35 × 52,398.13
  4. Step 4: Simplify right side
    92,682.67x = 6,702,053,235.36
  5. Step 5: Solve for x
    x = 6,702,053,235.36/92,682.67
  6. Step 6: Final answer
    x = 72,311.83

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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.