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Finding the Fourth Proportional to 92,652.66, 127,793.16 and 58,666.68

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Solution

The fourth proportional to 92,652.66, 127,793.16 and 58,666.68 is: 80,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,652.66 : 127,793.16 = 58,666.68 : x
  2. Step 2: Convert to fraction form
    92,652.66/127,793.16 = 58,666.68/x
  3. Step 3: Cross multiply
    92,652.66x = 127,793.16 × 58,666.68
  4. Step 4: Simplify right side
    92,652.66x = 7,497,200,423.91
  5. Step 5: Solve for x
    x = 7,497,200,423.91/92,652.66
  6. Step 6: Final answer
    x = 80,917.27

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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.