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Finding the Fourth Proportional to 243,797.38, 365,841.39 and 108,850.97

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Solution

The fourth proportional to 243,797.38, 365,841.39 and 108,850.97 is: 163,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,797.38 : 365,841.39 = 108,850.97 : x
  2. Step 2: Convert to fraction form
    243,797.38/365,841.39 = 108,850.97/x
  3. Step 3: Cross multiply
    243,797.38x = 365,841.39 × 108,850.97
  4. Step 4: Simplify right side
    243,797.38x = 39,822,190,167.65
  5. Step 5: Solve for x
    x = 39,822,190,167.65/243,797.38
  6. Step 6: Final answer
    x = 163,341.34

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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.