Home / 79,839.27-110,049.68-58,294.86

Finding the Fourth Proportional to 79,839.27, 110,049.68 and 58,294.86

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Solution

The fourth proportional to 79,839.27, 110,049.68 and 58,294.86 is: 80,353.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,839.27 : 110,049.68 = 58,294.86 : x
  2. Step 2: Convert to fraction form
    79,839.27/110,049.68 = 58,294.86/x
  3. Step 3: Cross multiply
    79,839.27x = 110,049.68 × 58,294.86
  4. Step 4: Simplify right side
    79,839.27x = 6,415,330,421.70
  5. Step 5: Solve for x
    x = 6,415,330,421.70/79,839.27
  6. Step 6: Final answer
    x = 80,353.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.