Home / 71,245.14-106,909.68-26,298.15

Finding the Fourth Proportional to 71,245.14, 106,909.68 and 26,298.15

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Solution

The fourth proportional to 71,245.14, 106,909.68 and 26,298.15 is: 39,462.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,245.14 : 106,909.68 = 26,298.15 : x
  2. Step 2: Convert to fraction form
    71,245.14/106,909.68 = 26,298.15/x
  3. Step 3: Cross multiply
    71,245.14x = 106,909.68 × 26,298.15
  4. Step 4: Simplify right side
    71,245.14x = 2,811,526,801.09
  5. Step 5: Solve for x
    x = 2,811,526,801.09/71,245.14
  6. Step 6: Final answer
    x = 39,462.72

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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.