Home / 208,626.08-313,067.61-82,244.82

Finding the Fourth Proportional to 208,626.08, 313,067.61 and 82,244.82

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Solution

The fourth proportional to 208,626.08, 313,067.61 and 82,244.82 is: 123,417.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,626.08 : 313,067.61 = 82,244.82 : x
  2. Step 2: Convert to fraction form
    208,626.08/313,067.61 = 82,244.82/x
  3. Step 3: Cross multiply
    208,626.08x = 313,067.61 × 82,244.82
  4. Step 4: Simplify right side
    208,626.08x = 25,748,189,232.28
  5. Step 5: Solve for x
    x = 25,748,189,232.28/208,626.08
  6. Step 6: Final answer
    x = 123,417.88

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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.