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Finding the Fourth Proportional to 223,442.06, 335,209.25 and 73,691.48

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Solution

The fourth proportional to 223,442.06, 335,209.25 and 73,691.48 is: 110,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,442.06 : 335,209.25 = 73,691.48 : x
  2. Step 2: Convert to fraction form
    223,442.06/335,209.25 = 73,691.48/x
  3. Step 3: Cross multiply
    223,442.06x = 335,209.25 × 73,691.48
  4. Step 4: Simplify right side
    223,442.06x = 24,702,066,764.44
  5. Step 5: Solve for x
    x = 24,702,066,764.44/223,442.06
  6. Step 6: Final answer
    x = 110,552.45

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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.