Home / 82,716.54-114,087.66-52,475.76

Finding the Fourth Proportional to 82,716.54, 114,087.66 and 52,475.76

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Solution

The fourth proportional to 82,716.54, 114,087.66 and 52,475.76 is: 72,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,716.54 : 114,087.66 = 52,475.76 : x
  2. Step 2: Convert to fraction form
    82,716.54/114,087.66 = 52,475.76/x
  3. Step 3: Cross multiply
    82,716.54x = 114,087.66 × 52,475.76
  4. Step 4: Simplify right side
    82,716.54x = 5,986,836,665.12
  5. Step 5: Solve for x
    x = 5,986,836,665.12/82,716.54
  6. Step 6: Final answer
    x = 72,377.75

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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.