Home / 332,811.10-499,289.55-133,081.30

Finding the Fourth Proportional to 332,811.10, 499,289.55 and 133,081.30

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Solution

The fourth proportional to 332,811.10, 499,289.55 and 133,081.30 is: 199,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,811.10 : 499,289.55 = 133,081.30 : x
  2. Step 2: Convert to fraction form
    332,811.10/499,289.55 = 133,081.30/x
  3. Step 3: Cross multiply
    332,811.10x = 499,289.55 × 133,081.30
  4. Step 4: Simplify right side
    332,811.10x = 66,446,102,390.42
  5. Step 5: Solve for x
    x = 66,446,102,390.42/332,811.10
  6. Step 6: Final answer
    x = 199,651.10

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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.