Home / 95,180.17-142,669.79-31,940.33

Finding the Fourth Proportional to 95,180.17, 142,669.79 and 31,940.33

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Solution

The fourth proportional to 95,180.17, 142,669.79 and 31,940.33 is: 47,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,180.17 : 142,669.79 = 31,940.33 : x
  2. Step 2: Convert to fraction form
    95,180.17/142,669.79 = 31,940.33/x
  3. Step 3: Cross multiply
    95,180.17x = 142,669.79 × 31,940.33
  4. Step 4: Simplify right side
    95,180.17x = 4,556,920,222.87
  5. Step 5: Solve for x
    x = 4,556,920,222.87/95,180.17
  6. Step 6: Final answer
    x = 47,876.78

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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.