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Finding the Fourth Proportional to 223,062.39, 334,298.25 and 163,619.73

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Solution

The fourth proportional to 223,062.39, 334,298.25 and 163,619.73 is: 245,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,062.39 : 334,298.25 = 163,619.73 : x
  2. Step 2: Convert to fraction form
    223,062.39/334,298.25 = 163,619.73/x
  3. Step 3: Cross multiply
    223,062.39x = 334,298.25 × 163,619.73
  4. Step 4: Simplify right side
    223,062.39x = 54,697,789,404.47
  5. Step 5: Solve for x
    x = 54,697,789,404.47/223,062.39
  6. Step 6: Final answer
    x = 245,212.96

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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.