Home / 136,882.44-187,525.71-131,765.31

Finding the Fourth Proportional to 136,882.44, 187,525.71 and 131,765.31

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Solution

The fourth proportional to 136,882.44, 187,525.71 and 131,765.31 is: 180,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,882.44 : 187,525.71 = 131,765.31 : x
  2. Step 2: Convert to fraction form
    136,882.44/187,525.71 = 131,765.31/x
  3. Step 3: Cross multiply
    136,882.44x = 187,525.71 × 131,765.31
  4. Step 4: Simplify right side
    136,882.44x = 24,709,383,311.12
  5. Step 5: Solve for x
    x = 24,709,383,311.12/136,882.44
  6. Step 6: Final answer
    x = 180,515.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.