Home / 222,218.20-333,375.90-72,465.40

Finding the Fourth Proportional to 222,218.20, 333,375.90 and 72,465.40

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Solution

The fourth proportional to 222,218.20, 333,375.90 and 72,465.40 is: 108,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,218.20 : 333,375.90 = 72,465.40 : x
  2. Step 2: Convert to fraction form
    222,218.20/333,375.90 = 72,465.40/x
  3. Step 3: Cross multiply
    222,218.20x = 333,375.90 × 72,465.40
  4. Step 4: Simplify right side
    222,218.20x = 24,158,217,943.86
  5. Step 5: Solve for x
    x = 24,158,217,943.86/222,218.20
  6. Step 6: Final answer
    x = 108,713.95

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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.