Home / 220,251.20-303,931.68-119,647.04

Finding the Fourth Proportional to 220,251.20, 303,931.68 and 119,647.04

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Solution

The fourth proportional to 220,251.20, 303,931.68 and 119,647.04 is: 165,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,251.20 : 303,931.68 = 119,647.04 : x
  2. Step 2: Convert to fraction form
    220,251.20/303,931.68 = 119,647.04/x
  3. Step 3: Cross multiply
    220,251.20x = 303,931.68 × 119,647.04
  4. Step 4: Simplify right side
    220,251.20x = 36,364,525,874.23
  5. Step 5: Solve for x
    x = 36,364,525,874.23/220,251.20
  6. Step 6: Final answer
    x = 165,104.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.