Home / 82,008.12-113,171.60-46,198.70

Finding the Fourth Proportional to 82,008.12, 113,171.60 and 46,198.70

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Solution

The fourth proportional to 82,008.12, 113,171.60 and 46,198.70 is: 63,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,008.12 : 113,171.60 = 46,198.70 : x
  2. Step 2: Convert to fraction form
    82,008.12/113,171.60 = 46,198.70/x
  3. Step 3: Cross multiply
    82,008.12x = 113,171.60 × 46,198.70
  4. Step 4: Simplify right side
    82,008.12x = 5,228,380,346.56
  5. Step 5: Solve for x
    x = 5,228,380,346.56/82,008.12
  6. Step 6: Final answer
    x = 63,754.42

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1.5x scale

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.