Home / 222,031.20-333,046.80-132,218.40

Finding the Fourth Proportional to 222,031.20, 333,046.80 and 132,218.40

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Solution

The fourth proportional to 222,031.20, 333,046.80 and 132,218.40 is: 198,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,031.20 : 333,046.80 = 132,218.40 : x
  2. Step 2: Convert to fraction form
    222,031.20/333,046.80 = 132,218.40/x
  3. Step 3: Cross multiply
    222,031.20x = 333,046.80 × 132,218.40
  4. Step 4: Simplify right side
    222,031.20x = 44,034,915,021.12
  5. Step 5: Solve for x
    x = 44,034,915,021.12/222,031.20
  6. Step 6: Final answer
    x = 198,327.60

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1.5x scale

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.