Home / 146,098.58-201,616.11-80,687.52

Finding the Fourth Proportional to 146,098.58, 201,616.11 and 80,687.52

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Solution

The fourth proportional to 146,098.58, 201,616.11 and 80,687.52 is: 111,348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,098.58 : 201,616.11 = 80,687.52 : x
  2. Step 2: Convert to fraction form
    146,098.58/201,616.11 = 80,687.52/x
  3. Step 3: Cross multiply
    146,098.58x = 201,616.11 × 80,687.52
  4. Step 4: Simplify right side
    146,098.58x = 16,267,903,907.95
  5. Step 5: Solve for x
    x = 16,267,903,907.95/146,098.58
  6. Step 6: Final answer
    x = 111,348.82

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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.