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Finding the Fourth Proportional to 222,951.91, 334,426.96 and 80,763.89

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Solution

The fourth proportional to 222,951.91, 334,426.96 and 80,763.89 is: 121,145.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,951.91 : 334,426.96 = 80,763.89 : x
  2. Step 2: Convert to fraction form
    222,951.91/334,426.96 = 80,763.89/x
  3. Step 3: Cross multiply
    222,951.91x = 334,426.96 × 80,763.89
  4. Step 4: Simplify right side
    222,951.91x = 27,009,623,320.25
  5. Step 5: Solve for x
    x = 27,009,623,320.25/222,951.91
  6. Step 6: Final answer
    x = 121,145.51

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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.