Home / 84,124.41-116,087.58-50,132.12

Finding the Fourth Proportional to 84,124.41, 116,087.58 and 50,132.12

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Solution

The fourth proportional to 84,124.41, 116,087.58 and 50,132.12 is: 69,179.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,124.41 : 116,087.58 = 50,132.12 : x
  2. Step 2: Convert to fraction form
    84,124.41/116,087.58 = 50,132.12/x
  3. Step 3: Cross multiply
    84,124.41x = 116,087.58 × 50,132.12
  4. Step 4: Simplify right side
    84,124.41x = 5,819,715,910.63
  5. Step 5: Solve for x
    x = 5,819,715,910.63/84,124.41
  6. Step 6: Final answer
    x = 69,179.88

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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.