Home / 95,540.41-143,310.43-25,419.72

Finding the Fourth Proportional to 95,540.41, 143,310.43 and 25,419.72

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Solution

The fourth proportional to 95,540.41, 143,310.43 and 25,419.72 is: 38,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,540.41 : 143,310.43 = 25,419.72 : x
  2. Step 2: Convert to fraction form
    95,540.41/143,310.43 = 25,419.72/x
  3. Step 3: Cross multiply
    95,540.41x = 143,310.43 × 25,419.72
  4. Step 4: Simplify right side
    95,540.41x = 3,642,911,003.68
  5. Step 5: Solve for x
    x = 3,642,911,003.68/95,540.41
  6. Step 6: Final answer
    x = 38,129.53

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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.