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Finding the Fourth Proportional to 108,286.34, 162,442.87 and 37,223.42

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Solution

The fourth proportional to 108,286.34, 162,442.87 and 37,223.42 is: 55,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,286.34 : 162,442.87 = 37,223.42 : x
  2. Step 2: Convert to fraction form
    108,286.34/162,442.87 = 37,223.42/x
  3. Step 3: Cross multiply
    108,286.34x = 162,442.87 × 37,223.42
  4. Step 4: Simplify right side
    108,286.34x = 6,046,678,270.74
  5. Step 5: Solve for x
    x = 6,046,678,270.74/108,286.34
  6. Step 6: Final answer
    x = 55,839.72

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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.