Home / 67,988.21-101,971.77-34,732.85

Finding the Fourth Proportional to 67,988.21, 101,971.77 and 34,732.85

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Solution

The fourth proportional to 67,988.21, 101,971.77 and 34,732.85 is: 52,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,988.21 : 101,971.77 = 34,732.85 : x
  2. Step 2: Convert to fraction form
    67,988.21/101,971.77 = 34,732.85/x
  3. Step 3: Cross multiply
    67,988.21x = 101,971.77 × 34,732.85
  4. Step 4: Simplify right side
    67,988.21x = 3,541,770,191.64
  5. Step 5: Solve for x
    x = 3,541,770,191.64/67,988.21
  6. Step 6: Final answer
    x = 52,093.89

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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.