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Finding the Fourth Proportional to 179,708.67, 269,484.27 and 67,310.01

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Solution

The fourth proportional to 179,708.67, 269,484.27 and 67,310.01 is: 100,935.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,708.67 : 269,484.27 = 67,310.01 : x
  2. Step 2: Convert to fraction form
    179,708.67/269,484.27 = 67,310.01/x
  3. Step 3: Cross multiply
    179,708.67x = 269,484.27 × 67,310.01
  4. Step 4: Simplify right side
    179,708.67x = 18,138,988,908.54
  5. Step 5: Solve for x
    x = 18,138,988,908.54/179,708.67
  6. Step 6: Final answer
    x = 100,935.52

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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.