Home / 312,626.62-468,844.17-112,922.38

Finding the Fourth Proportional to 312,626.62, 468,844.17 and 112,922.38

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Solution

The fourth proportional to 312,626.62, 468,844.17 and 112,922.38 is: 169,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,626.62 : 468,844.17 = 112,922.38 : x
  2. Step 2: Convert to fraction form
    312,626.62/468,844.17 = 112,922.38/x
  3. Step 3: Cross multiply
    312,626.62x = 468,844.17 × 112,922.38
  4. Step 4: Simplify right side
    312,626.62x = 52,942,999,525.52
  5. Step 5: Solve for x
    x = 52,942,999,525.52/312,626.62
  6. Step 6: Final answer
    x = 169,348.98

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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.