Home / 82,758.12-124,137.99-32,850.24

Finding the Fourth Proportional to 82,758.12, 124,137.99 and 32,850.24

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Solution

The fourth proportional to 82,758.12, 124,137.99 and 32,850.24 is: 49,275.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,758.12 : 124,137.99 = 32,850.24 : x
  2. Step 2: Convert to fraction form
    82,758.12/124,137.99 = 32,850.24/x
  3. Step 3: Cross multiply
    82,758.12x = 124,137.99 × 32,850.24
  4. Step 4: Simplify right side
    82,758.12x = 4,077,962,764.62
  5. Step 5: Solve for x
    x = 4,077,962,764.62/82,758.12
  6. Step 6: Final answer
    x = 49,275.68

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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.