Home / 132,942.52-199,452.66-39,450.70

Finding the Fourth Proportional to 132,942.52, 199,452.66 and 39,450.70

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Solution

The fourth proportional to 132,942.52, 199,452.66 and 39,450.70 is: 59,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,942.52 : 199,452.66 = 39,450.70 : x
  2. Step 2: Convert to fraction form
    132,942.52/199,452.66 = 39,450.70/x
  3. Step 3: Cross multiply
    132,942.52x = 199,452.66 × 39,450.70
  4. Step 4: Simplify right side
    132,942.52x = 7,868,547,053.86
  5. Step 5: Solve for x
    x = 7,868,547,053.86/132,942.52
  6. Step 6: Final answer
    x = 59,187.59

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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.