Home / 226,821.20-340,231.80-93,657.20

Finding the Fourth Proportional to 226,821.20, 340,231.80 and 93,657.20

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Solution

The fourth proportional to 226,821.20, 340,231.80 and 93,657.20 is: 140,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,821.20 : 340,231.80 = 93,657.20 : x
  2. Step 2: Convert to fraction form
    226,821.20/340,231.80 = 93,657.20/x
  3. Step 3: Cross multiply
    226,821.20x = 340,231.80 × 93,657.20
  4. Step 4: Simplify right side
    226,821.20x = 31,865,157,738.96
  5. Step 5: Solve for x
    x = 31,865,157,738.96/226,821.20
  6. Step 6: Final answer
    x = 140,485.80

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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.