Home / 332,854.20-499,281.30-133,205.40

Finding the Fourth Proportional to 332,854.20, 499,281.30 and 133,205.40

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Solution

The fourth proportional to 332,854.20, 499,281.30 and 133,205.40 is: 199,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,854.20 : 499,281.30 = 133,205.40 : x
  2. Step 2: Convert to fraction form
    332,854.20/499,281.30 = 133,205.40/x
  3. Step 3: Cross multiply
    332,854.20x = 499,281.30 × 133,205.40
  4. Step 4: Simplify right side
    332,854.20x = 66,506,965,279.02
  5. Step 5: Solve for x
    x = 66,506,965,279.02/332,854.20
  6. Step 6: Final answer
    x = 199,808.10

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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.