Home / 84,104.60-126,014.09-50,754.59

Finding the Fourth Proportional to 84,104.60, 126,014.09 and 50,754.59

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Solution

The fourth proportional to 84,104.60, 126,014.09 and 50,754.59 is: 76,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,104.60 : 126,014.09 = 50,754.59 : x
  2. Step 2: Convert to fraction form
    84,104.60/126,014.09 = 50,754.59/x
  3. Step 3: Cross multiply
    84,104.60x = 126,014.09 × 50,754.59
  4. Step 4: Simplify right side
    84,104.60x = 6,395,793,014.94
  5. Step 5: Solve for x
    x = 6,395,793,014.94/84,104.60
  6. Step 6: Final answer
    x = 76,045.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.