Home / 82,067.62-113,258.64-45,773.14

Finding the Fourth Proportional to 82,067.62, 113,258.64 and 45,773.14

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Solution

The fourth proportional to 82,067.62, 113,258.64 and 45,773.14 is: 63,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,067.62 : 113,258.64 = 45,773.14 : x
  2. Step 2: Convert to fraction form
    82,067.62/113,258.64 = 45,773.14/x
  3. Step 3: Cross multiply
    82,067.62x = 113,258.64 × 45,773.14
  4. Step 4: Simplify right side
    82,067.62x = 5,184,203,584.93
  5. Step 5: Solve for x
    x = 5,184,203,584.93/82,067.62
  6. Step 6: Final answer
    x = 63,169.90

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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.