Home / 226,744.40-340,152.60-76,998.80

Finding the Fourth Proportional to 226,744.40, 340,152.60 and 76,998.80

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Solution

The fourth proportional to 226,744.40, 340,152.60 and 76,998.80 is: 115,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,744.40 : 340,152.60 = 76,998.80 : x
  2. Step 2: Convert to fraction form
    226,744.40/340,152.60 = 76,998.80/x
  3. Step 3: Cross multiply
    226,744.40x = 340,152.60 × 76,998.80
  4. Step 4: Simplify right side
    226,744.40x = 26,191,342,016.88
  5. Step 5: Solve for x
    x = 26,191,342,016.88/226,744.40
  6. Step 6: Final answer
    x = 115,510.43

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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.