Home / 82,396.44-113,711.85-46,589.78

Finding the Fourth Proportional to 82,396.44, 113,711.85 and 46,589.78

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Solution

The fourth proportional to 82,396.44, 113,711.85 and 46,589.78 is: 64,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,396.44 : 113,711.85 = 46,589.78 : x
  2. Step 2: Convert to fraction form
    82,396.44/113,711.85 = 46,589.78/x
  3. Step 3: Cross multiply
    82,396.44x = 113,711.85 × 46,589.78
  4. Step 4: Simplify right side
    82,396.44x = 5,297,810,359.17
  5. Step 5: Solve for x
    x = 5,297,810,359.17/82,396.44
  6. Step 6: Final answer
    x = 64,296.59

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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.