Home / 87,670.76-131,564.39-32,266.76

Finding the Fourth Proportional to 87,670.76, 131,564.39 and 32,266.76

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Solution

The fourth proportional to 87,670.76, 131,564.39 and 32,266.76 is: 48,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,670.76 : 131,564.39 = 32,266.76 : x
  2. Step 2: Convert to fraction form
    87,670.76/131,564.39 = 32,266.76/x
  3. Step 3: Cross multiply
    87,670.76x = 131,564.39 × 32,266.76
  4. Step 4: Simplify right side
    87,670.76x = 4,245,155,777.52
  5. Step 5: Solve for x
    x = 4,245,155,777.52/87,670.76
  6. Step 6: Final answer
    x = 48,421.57

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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.