Home / 146,387.76-219,562.20-41,215.80

Finding the Fourth Proportional to 146,387.76, 219,562.20 and 41,215.80

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Solution

The fourth proportional to 146,387.76, 219,562.20 and 41,215.80 is: 61,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,387.76 : 219,562.20 = 41,215.80 : x
  2. Step 2: Convert to fraction form
    146,387.76/219,562.20 = 41,215.80/x
  3. Step 3: Cross multiply
    146,387.76x = 219,562.20 × 41,215.80
  4. Step 4: Simplify right side
    146,387.76x = 9,049,431,722.76
  5. Step 5: Solve for x
    x = 9,049,431,722.76/146,387.76
  6. Step 6: Final answer
    x = 61,818.23

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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.