Home / 95,182.05-142,672.60-31,942.21

Finding the Fourth Proportional to 95,182.05, 142,672.60 and 31,942.21

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Solution

The fourth proportional to 95,182.05, 142,672.60 and 31,942.21 is: 47,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,182.05 : 142,672.60 = 31,942.21 : x
  2. Step 2: Convert to fraction form
    95,182.05/142,672.60 = 31,942.21/x
  3. Step 3: Cross multiply
    95,182.05x = 142,672.60 × 31,942.21
  4. Step 4: Simplify right side
    95,182.05x = 4,557,277,833.69
  5. Step 5: Solve for x
    x = 4,557,277,833.69/95,182.05
  6. Step 6: Final answer
    x = 47,879.60

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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.