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Finding the Fourth Proportional to 60,118.20, 82,936.62 and 36,230.76

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Solution

The fourth proportional to 60,118.20, 82,936.62 and 36,230.76 is: 49,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,118.20 : 82,936.62 = 36,230.76 : x
  2. Step 2: Convert to fraction form
    60,118.20/82,936.62 = 36,230.76/x
  3. Step 3: Cross multiply
    60,118.20x = 82,936.62 × 36,230.76
  4. Step 4: Simplify right side
    60,118.20x = 3,004,856,774.43
  5. Step 5: Solve for x
    x = 3,004,856,774.43/60,118.20
  6. Step 6: Final answer
    x = 49,982.48

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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.