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Finding the Fourth Proportional to 68,034.38, 101,833.20 and 36,365.27

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Solution

The fourth proportional to 68,034.38, 101,833.20 and 36,365.27 is: 54,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,034.38 : 101,833.20 = 36,365.27 : x
  2. Step 2: Convert to fraction form
    68,034.38/101,833.20 = 36,365.27/x
  3. Step 3: Cross multiply
    68,034.38x = 101,833.20 × 36,365.27
  4. Step 4: Simplify right side
    68,034.38x = 3,703,191,303.80
  5. Step 5: Solve for x
    x = 3,703,191,303.80/68,034.38
  6. Step 6: Final answer
    x = 54,431.18

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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.