Home / 84,198.93-126,319.32-25,034.51

Finding the Fourth Proportional to 84,198.93, 126,319.32 and 25,034.51

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Solution

The fourth proportional to 84,198.93, 126,319.32 and 25,034.51 is: 37,557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,198.93 : 126,319.32 = 25,034.51 : x
  2. Step 2: Convert to fraction form
    84,198.93/126,319.32 = 25,034.51/x
  3. Step 3: Cross multiply
    84,198.93x = 126,319.32 × 25,034.51
  4. Step 4: Simplify right side
    84,198.93x = 3,162,341,648.14
  5. Step 5: Solve for x
    x = 3,162,341,648.14/84,198.93
  6. Step 6: Final answer
    x = 37,557.98

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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.