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Finding the Fourth Proportional to 222,769.20, 334,153.80 and 151,910.40

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Solution

The fourth proportional to 222,769.20, 334,153.80 and 151,910.40 is: 227,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,769.20 : 334,153.80 = 151,910.40 : x
  2. Step 2: Convert to fraction form
    222,769.20/334,153.80 = 151,910.40/x
  3. Step 3: Cross multiply
    222,769.20x = 334,153.80 × 151,910.40
  4. Step 4: Simplify right side
    222,769.20x = 50,761,437,419.52
  5. Step 5: Solve for x
    x = 50,761,437,419.52/222,769.20
  6. Step 6: Final answer
    x = 227,865.60

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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.