Home / 80,204.18-120,281.95-33,446.12

Finding the Fourth Proportional to 80,204.18, 120,281.95 and 33,446.12

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Solution

The fourth proportional to 80,204.18, 120,281.95 and 33,446.12 is: 50,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,204.18 : 120,281.95 = 33,446.12 : x
  2. Step 2: Convert to fraction form
    80,204.18/120,281.95 = 33,446.12/x
  3. Step 3: Cross multiply
    80,204.18x = 120,281.95 × 33,446.12
  4. Step 4: Simplify right side
    80,204.18x = 4,022,963,973.93
  5. Step 5: Solve for x
    x = 4,022,963,973.93/80,204.18
  6. Step 6: Final answer
    x = 50,159.03

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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.