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Finding the Fourth Proportional to 223,107.17, 334,793.73 and 80,963.55

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Solution

The fourth proportional to 223,107.17, 334,793.73 and 80,963.55 is: 121,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,107.17 : 334,793.73 = 80,963.55 : x
  2. Step 2: Convert to fraction form
    223,107.17/334,793.73 = 80,963.55/x
  3. Step 3: Cross multiply
    223,107.17x = 334,793.73 × 80,963.55
  4. Step 4: Simplify right side
    223,107.17x = 27,106,087,224.57
  5. Step 5: Solve for x
    x = 27,106,087,224.57/223,107.17
  6. Step 6: Final answer
    x = 121,493.57

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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.