Home / 76,867.00-115,169.28-41,743.78

Finding the Fourth Proportional to 76,867.00, 115,169.28 and 41,743.78

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Solution

The fourth proportional to 76,867.00, 115,169.28 and 41,743.78 is: 62,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,867.00 : 115,169.28 = 41,743.78 : x
  2. Step 2: Convert to fraction form
    76,867.00/115,169.28 = 41,743.78/x
  3. Step 3: Cross multiply
    76,867.00x = 115,169.28 × 41,743.78
  4. Step 4: Simplify right side
    76,867.00x = 4,807,600,642.62
  5. Step 5: Solve for x
    x = 4,807,600,642.62/76,867.00
  6. Step 6: Final answer
    x = 62,544.41

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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.