Home / 107,198.90-147,934.91-59,456.69

Finding the Fourth Proportional to 107,198.90, 147,934.91 and 59,456.69

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Solution

The fourth proportional to 107,198.90, 147,934.91 and 59,456.69 is: 82,050.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,198.90 : 147,934.91 = 59,456.69 : x
  2. Step 2: Convert to fraction form
    107,198.90/147,934.91 = 59,456.69/x
  3. Step 3: Cross multiply
    107,198.90x = 147,934.91 × 59,456.69
  4. Step 4: Simplify right side
    107,198.90x = 8,795,719,493.02
  5. Step 5: Solve for x
    x = 8,795,719,493.02/107,198.90
  6. Step 6: Final answer
    x = 82,050.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.