Home / 84,273.92-126,495.47-39,326.06

Finding the Fourth Proportional to 84,273.92, 126,495.47 and 39,326.06

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Solution

The fourth proportional to 84,273.92, 126,495.47 and 39,326.06 is: 59,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,273.92 : 126,495.47 = 39,326.06 : x
  2. Step 2: Convert to fraction form
    84,273.92/126,495.47 = 39,326.06/x
  3. Step 3: Cross multiply
    84,273.92x = 126,495.47 × 39,326.06
  4. Step 4: Simplify right side
    84,273.92x = 4,974,568,145.97
  5. Step 5: Solve for x
    x = 4,974,568,145.97/84,273.92
  6. Step 6: Final answer
    x = 59,028.56

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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.