Home / 110,136.03-151,974.33-61,726.82

Finding the Fourth Proportional to 110,136.03, 151,974.33 and 61,726.82

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Solution

The fourth proportional to 110,136.03, 151,974.33 and 61,726.82 is: 85,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,136.03 : 151,974.33 = 61,726.82 : x
  2. Step 2: Convert to fraction form
    110,136.03/151,974.33 = 61,726.82/x
  3. Step 3: Cross multiply
    110,136.03x = 151,974.33 × 61,726.82
  4. Step 4: Simplify right side
    110,136.03x = 9,380,892,189.75
  5. Step 5: Solve for x
    x = 9,380,892,189.75/110,136.03
  6. Step 6: Final answer
    x = 85,175.51

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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.