Home / 84,634.58-116,791.61-48,836.15

Finding the Fourth Proportional to 84,634.58, 116,791.61 and 48,836.15

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Solution

The fourth proportional to 84,634.58, 116,791.61 and 48,836.15 is: 67,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,634.58 : 116,791.61 = 48,836.15 : x
  2. Step 2: Convert to fraction form
    84,634.58/116,791.61 = 48,836.15/x
  3. Step 3: Cross multiply
    84,634.58x = 116,791.61 × 48,836.15
  4. Step 4: Simplify right side
    84,634.58x = 5,703,652,122.83
  5. Step 5: Solve for x
    x = 5,703,652,122.83/84,634.58
  6. Step 6: Final answer
    x = 67,391.51

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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.