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Finding the Fourth Proportional to 67,751.67, 101,573.25 and 32,195.15

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Solution

The fourth proportional to 67,751.67, 101,573.25 and 32,195.15 is: 48,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,751.67 : 101,573.25 = 32,195.15 : x
  2. Step 2: Convert to fraction form
    67,751.67/101,573.25 = 32,195.15/x
  3. Step 3: Cross multiply
    67,751.67x = 101,573.25 × 32,195.15
  4. Step 4: Simplify right side
    67,751.67x = 3,270,166,019.74
  5. Step 5: Solve for x
    x = 3,270,166,019.74/67,751.67
  6. Step 6: Final answer
    x = 48,266.94

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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.