Home / 119,917.25-179,704.23-88,077.57

Finding the Fourth Proportional to 119,917.25, 179,704.23 and 88,077.57

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Solution

The fourth proportional to 119,917.25, 179,704.23 and 88,077.57 is: 131,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,917.25 : 179,704.23 = 88,077.57 : x
  2. Step 2: Convert to fraction form
    119,917.25/179,704.23 = 88,077.57/x
  3. Step 3: Cross multiply
    119,917.25x = 179,704.23 × 88,077.57
  4. Step 4: Simplify right side
    119,917.25x = 15,827,911,897.12
  5. Step 5: Solve for x
    x = 15,827,911,897.12/119,917.25
  6. Step 6: Final answer
    x = 131,990.29

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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.