Home / 95,515.78-131,809.16-53,073.22

Finding the Fourth Proportional to 95,515.78, 131,809.16 and 53,073.22

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Solution

The fourth proportional to 95,515.78, 131,809.16 and 53,073.22 is: 73,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,515.78 : 131,809.16 = 53,073.22 : x
  2. Step 2: Convert to fraction form
    95,515.78/131,809.16 = 53,073.22/x
  3. Step 3: Cross multiply
    95,515.78x = 131,809.16 × 53,073.22
  4. Step 4: Simplify right side
    95,515.78x = 6,995,536,546.70
  5. Step 5: Solve for x
    x = 6,995,536,546.70/95,515.78
  6. Step 6: Final answer
    x = 73,239.59

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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.