Home / 217,044.05-325,677.22-103,320.56

Finding the Fourth Proportional to 217,044.05, 325,677.22 and 103,320.56

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Solution

The fourth proportional to 217,044.05, 325,677.22 and 103,320.56 is: 155,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,044.05 : 325,677.22 = 103,320.56 : x
  2. Step 2: Convert to fraction form
    217,044.05/325,677.22 = 103,320.56/x
  3. Step 3: Cross multiply
    217,044.05x = 325,677.22 × 103,320.56
  4. Step 4: Simplify right side
    217,044.05x = 33,649,153,305.53
  5. Step 5: Solve for x
    x = 33,649,153,305.53/217,044.05
  6. Step 6: Final answer
    x = 155,033.76

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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.