Home / 85,441.01-117,052.24-82,246.46

Finding the Fourth Proportional to 85,441.01, 117,052.24 and 82,246.46

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Solution

The fourth proportional to 85,441.01, 117,052.24 and 82,246.46 is: 112,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,441.01 : 117,052.24 = 82,246.46 : x
  2. Step 2: Convert to fraction form
    85,441.01/117,052.24 = 82,246.46/x
  3. Step 3: Cross multiply
    85,441.01x = 117,052.24 × 82,246.46
  4. Step 4: Simplify right side
    85,441.01x = 9,627,132,924.72
  5. Step 5: Solve for x
    x = 9,627,132,924.72/85,441.01
  6. Step 6: Final answer
    x = 112,675.78

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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.