Home / 99,255.10-148,850.66-32,679.38

Finding the Fourth Proportional to 99,255.10, 148,850.66 and 32,679.38

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Solution

The fourth proportional to 99,255.10, 148,850.66 and 32,679.38 is: 49,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,255.10 : 148,850.66 = 32,679.38 : x
  2. Step 2: Convert to fraction form
    99,255.10/148,850.66 = 32,679.38/x
  3. Step 3: Cross multiply
    99,255.10x = 148,850.66 × 32,679.38
  4. Step 4: Simplify right side
    99,255.10x = 4,864,346,745.87
  5. Step 5: Solve for x
    x = 4,864,346,745.87/99,255.10
  6. Step 6: Final answer
    x = 49,008.53

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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.