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Finding the Fourth Proportional to 67,481, 101,228.85 and 41,353.64

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Solution

The fourth proportional to 67,481, 101,228.85 and 41,353.64 is: 62,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,481 : 101,228.85 = 41,353.64 : x
  2. Step 2: Convert to fraction form
    67,481/101,228.85 = 41,353.64/x
  3. Step 3: Cross multiply
    67,481x = 101,228.85 × 41,353.64
  4. Step 4: Simplify right side
    67,481x = 4,186,181,420.51
  5. Step 5: Solve for x
    x = 4,186,181,420.51/67,481
  6. Step 6: Final answer
    x = 62,034.96

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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.