Home / 220,366.10-304,174.44-124,936.36

Finding the Fourth Proportional to 220,366.10, 304,174.44 and 124,936.36

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Solution

The fourth proportional to 220,366.10, 304,174.44 and 124,936.36 is: 172,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,366.10 : 304,174.44 = 124,936.36 : x
  2. Step 2: Convert to fraction form
    220,366.10/304,174.44 = 124,936.36/x
  3. Step 3: Cross multiply
    220,366.10x = 304,174.44 × 124,936.36
  4. Step 4: Simplify right side
    220,366.10x = 38,002,446,578.20
  5. Step 5: Solve for x
    x = 38,002,446,578.20/220,366.10
  6. Step 6: Final answer
    x = 172,451.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.