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Finding the Fourth Proportional to 224,122.80, 335,723.40 and 154,081.20

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Solution

The fourth proportional to 224,122.80, 335,723.40 and 154,081.20 is: 230,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,122.80 : 335,723.40 = 154,081.20 : x
  2. Step 2: Convert to fraction form
    224,122.80/335,723.40 = 154,081.20/x
  3. Step 3: Cross multiply
    224,122.80x = 335,723.40 × 154,081.20
  4. Step 4: Simplify right side
    224,122.80x = 51,728,664,340.08
  5. Step 5: Solve for x
    x = 51,728,664,340.08/224,122.80
  6. Step 6: Final answer
    x = 230,805.01

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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.