Home / 95,012.90-131,097.36-57,286.34

Finding the Fourth Proportional to 95,012.90, 131,097.36 and 57,286.34

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Solution

The fourth proportional to 95,012.90, 131,097.36 and 57,286.34 is: 79,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,012.90 : 131,097.36 = 57,286.34 : x
  2. Step 2: Convert to fraction form
    95,012.90/131,097.36 = 57,286.34/x
  3. Step 3: Cross multiply
    95,012.90x = 131,097.36 × 57,286.34
  4. Step 4: Simplify right side
    95,012.90x = 7,510,087,938.06
  5. Step 5: Solve for x
    x = 7,510,087,938.06/95,012.90
  6. Step 6: Final answer
    x = 79,042.82

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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.