Home / 135,948.88-187,584.52-82,226.32

Finding the Fourth Proportional to 135,948.88, 187,584.52 and 82,226.32

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Solution

The fourth proportional to 135,948.88, 187,584.52 and 82,226.32 is: 113,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,948.88 : 187,584.52 = 82,226.32 : x
  2. Step 2: Convert to fraction form
    135,948.88/187,584.52 = 82,226.32/x
  3. Step 3: Cross multiply
    135,948.88x = 187,584.52 × 82,226.32
  4. Step 4: Simplify right side
    135,948.88x = 15,424,384,768.57
  5. Step 5: Solve for x
    x = 15,424,384,768.57/135,948.88
  6. Step 6: Final answer
    x = 113,457.24

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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.