Home / 74,778.96-112,144.18-24,845.65

Finding the Fourth Proportional to 74,778.96, 112,144.18 and 24,845.65

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Solution

The fourth proportional to 74,778.96, 112,144.18 and 24,845.65 is: 37,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,778.96 : 112,144.18 = 24,845.65 : x
  2. Step 2: Convert to fraction form
    74,778.96/112,144.18 = 24,845.65/x
  3. Step 3: Cross multiply
    74,778.96x = 112,144.18 × 24,845.65
  4. Step 4: Simplify right side
    74,778.96x = 2,786,295,380.74
  5. Step 5: Solve for x
    x = 2,786,295,380.74/74,778.96
  6. Step 6: Final answer
    x = 37,260.42

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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.