Home / 82,434.44-124,097.27-75,086.12

Finding the Fourth Proportional to 82,434.44, 124,097.27 and 75,086.12

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Solution

The fourth proportional to 82,434.44, 124,097.27 and 75,086.12 is: 113,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,434.44 : 124,097.27 = 75,086.12 : x
  2. Step 2: Convert to fraction form
    82,434.44/124,097.27 = 75,086.12/x
  3. Step 3: Cross multiply
    82,434.44x = 124,097.27 × 75,086.12
  4. Step 4: Simplify right side
    82,434.44x = 9,317,982,506.89
  5. Step 5: Solve for x
    x = 9,317,982,506.89/82,434.44
  6. Step 6: Final answer
    x = 113,035.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.