Home / 119,860.35-179,619.18-88,020.66

Finding the Fourth Proportional to 119,860.35, 179,619.18 and 88,020.66

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Solution

The fourth proportional to 119,860.35, 179,619.18 and 88,020.66 is: 131,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,860.35 : 179,619.18 = 88,020.66 : x
  2. Step 2: Convert to fraction form
    119,860.35/179,619.18 = 88,020.66/x
  3. Step 3: Cross multiply
    119,860.35x = 179,619.18 × 88,020.66
  4. Step 4: Simplify right side
    119,860.35x = 15,810,198,772.26
  5. Step 5: Solve for x
    x = 15,810,198,772.26/119,860.35
  6. Step 6: Final answer
    x = 131,905.16

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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.