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Finding the Fourth Proportional to 60,105.38, 90,186.42 and 26,822.48

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Solution

The fourth proportional to 60,105.38, 90,186.42 and 26,822.48 is: 40,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,105.38 : 90,186.42 = 26,822.48 : x
  2. Step 2: Convert to fraction form
    60,105.38/90,186.42 = 26,822.48/x
  3. Step 3: Cross multiply
    60,105.38x = 90,186.42 × 26,822.48
  4. Step 4: Simplify right side
    60,105.38x = 2,419,023,446.72
  5. Step 5: Solve for x
    x = 2,419,023,446.72/60,105.38
  6. Step 6: Final answer
    x = 40,246.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.