Home / 332,815.60-499,296.30-133,085.80

Finding the Fourth Proportional to 332,815.60, 499,296.30 and 133,085.80

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Solution

The fourth proportional to 332,815.60, 499,296.30 and 133,085.80 is: 199,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,815.60 : 499,296.30 = 133,085.80 : x
  2. Step 2: Convert to fraction form
    332,815.60/499,296.30 = 133,085.80/x
  3. Step 3: Cross multiply
    332,815.60x = 499,296.30 × 133,085.80
  4. Step 4: Simplify right side
    332,815.60x = 66,449,247,522.54
  5. Step 5: Solve for x
    x = 66,449,247,522.54/332,815.60
  6. Step 6: Final answer
    x = 199,657.85

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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.