Home / 71,567.10-107,350.65-67,958.55

Finding the Fourth Proportional to 71,567.10, 107,350.65 and 67,958.55

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Solution

The fourth proportional to 71,567.10, 107,350.65 and 67,958.55 is: 101,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,567.10 : 107,350.65 = 67,958.55 : x
  2. Step 2: Convert to fraction form
    71,567.10/107,350.65 = 67,958.55/x
  3. Step 3: Cross multiply
    71,567.10x = 107,350.65 × 67,958.55
  4. Step 4: Simplify right side
    71,567.10x = 7,295,394,515.56
  5. Step 5: Solve for x
    x = 7,295,394,515.56/71,567.10
  6. Step 6: Final answer
    x = 101,937.83

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1.5x scale

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.