Home / 146,221.20-219,315.60-41,050.80

Finding the Fourth Proportional to 146,221.20, 219,315.60 and 41,050.80

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Solution

The fourth proportional to 146,221.20, 219,315.60 and 41,050.80 is: 61,571.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,221.20 : 219,315.60 = 41,050.80 : x
  2. Step 2: Convert to fraction form
    146,221.20/219,315.60 = 41,050.80/x
  3. Step 3: Cross multiply
    146,221.20x = 219,315.60 × 41,050.80
  4. Step 4: Simplify right side
    146,221.20x = 9,003,080,832.48
  5. Step 5: Solve for x
    x = 9,003,080,832.48/146,221.20
  6. Step 6: Final answer
    x = 61,571.65

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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.