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Finding the Fourth Proportional to 365,624.62, 548,449.08 and 125,736.16

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Solution

The fourth proportional to 365,624.62, 548,449.08 and 125,736.16 is: 188,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,624.62 : 548,449.08 = 125,736.16 : x
  2. Step 2: Convert to fraction form
    365,624.62/548,449.08 = 125,736.16/x
  3. Step 3: Cross multiply
    365,624.62x = 548,449.08 × 125,736.16
  4. Step 4: Simplify right side
    365,624.62x = 68,959,881,274.73
  5. Step 5: Solve for x
    x = 68,959,881,274.73/365,624.62
  6. Step 6: Final answer
    x = 188,608.42

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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.