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Finding the Fourth Proportional to 223,727.76, 335,424.02 and 134,960.57

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Solution

The fourth proportional to 223,727.76, 335,424.02 and 134,960.57 is: 202,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,727.76 : 335,424.02 = 134,960.57 : x
  2. Step 2: Convert to fraction form
    223,727.76/335,424.02 = 134,960.57/x
  3. Step 3: Cross multiply
    223,727.76x = 335,424.02 × 134,960.57
  4. Step 4: Simplify right side
    223,727.76x = 45,269,016,930.89
  5. Step 5: Solve for x
    x = 45,269,016,930.89/223,727.76
  6. Step 6: Final answer
    x = 202,339.74

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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.