Home / 82,155.91-113,380.40-46,332.85

Finding the Fourth Proportional to 82,155.91, 113,380.40 and 46,332.85

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Solution

The fourth proportional to 82,155.91, 113,380.40 and 46,332.85 is: 63,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,155.91 : 113,380.40 = 46,332.85 : x
  2. Step 2: Convert to fraction form
    82,155.91/113,380.40 = 46,332.85/x
  3. Step 3: Cross multiply
    82,155.91x = 113,380.40 × 46,332.85
  4. Step 4: Simplify right side
    82,155.91x = 5,253,236,919.09
  5. Step 5: Solve for x
    x = 5,253,236,919.09/82,155.91
  6. Step 6: Final answer
    x = 63,942.29

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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.