Home / 96,537.72-144,860.96-75,418.56

Finding the Fourth Proportional to 96,537.72, 144,860.96 and 75,418.56

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Solution

The fourth proportional to 96,537.72, 144,860.96 and 75,418.56 is: 113,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,537.72 : 144,860.96 = 75,418.56 : x
  2. Step 2: Convert to fraction form
    96,537.72/144,860.96 = 75,418.56/x
  3. Step 3: Cross multiply
    96,537.72x = 144,860.96 × 75,418.56
  4. Step 4: Simplify right side
    96,537.72x = 10,925,204,626.32
  5. Step 5: Solve for x
    x = 10,925,204,626.32/96,537.72
  6. Step 6: Final answer
    x = 113,170.32

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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.