Home / 89,649.75-134,499.18-26,469.85

Finding the Fourth Proportional to 89,649.75, 134,499.18 and 26,469.85

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Solution

The fourth proportional to 89,649.75, 134,499.18 and 26,469.85 is: 39,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,649.75 : 134,499.18 = 26,469.85 : x
  2. Step 2: Convert to fraction form
    89,649.75/134,499.18 = 26,469.85/x
  3. Step 3: Cross multiply
    89,649.75x = 134,499.18 × 26,469.85
  4. Step 4: Simplify right side
    89,649.75x = 3,560,173,119.72
  5. Step 5: Solve for x
    x = 3,560,173,119.72/89,649.75
  6. Step 6: Final answer
    x = 39,712.03

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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.