Home / 160,198.90-221,037.66-95,655.53

Finding the Fourth Proportional to 160,198.90, 221,037.66 and 95,655.53

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Solution

The fourth proportional to 160,198.90, 221,037.66 and 95,655.53 is: 131,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,198.90 : 221,037.66 = 95,655.53 : x
  2. Step 2: Convert to fraction form
    160,198.90/221,037.66 = 95,655.53/x
  3. Step 3: Cross multiply
    160,198.90x = 221,037.66 × 95,655.53
  4. Step 4: Simplify right side
    160,198.90x = 21,143,475,069.85
  5. Step 5: Solve for x
    x = 21,143,475,069.85/160,198.90
  6. Step 6: Final answer
    x = 131,982.65

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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.