Home / 82,451.79-113,785.97-46,641.11

Finding the Fourth Proportional to 82,451.79, 113,785.97 and 46,641.11

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Solution

The fourth proportional to 82,451.79, 113,785.97 and 46,641.11 is: 64,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,451.79 : 113,785.97 = 46,641.11 : x
  2. Step 2: Convert to fraction form
    82,451.79/113,785.97 = 46,641.11/x
  3. Step 3: Cross multiply
    82,451.79x = 113,785.97 × 46,641.11
  4. Step 4: Simplify right side
    82,451.79x = 5,307,103,141.09
  5. Step 5: Solve for x
    x = 5,307,103,141.09/82,451.79
  6. Step 6: Final answer
    x = 64,366.14

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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.