Home / 129,063.82-193,521.25-50,085.74

Finding the Fourth Proportional to 129,063.82, 193,521.25 and 50,085.74

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Solution

The fourth proportional to 129,063.82, 193,521.25 and 50,085.74 is: 75,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,063.82 : 193,521.25 = 50,085.74 : x
  2. Step 2: Convert to fraction form
    129,063.82/193,521.25 = 50,085.74/x
  3. Step 3: Cross multiply
    129,063.82x = 193,521.25 × 50,085.74
  4. Step 4: Simplify right side
    129,063.82x = 9,692,655,011.98
  5. Step 5: Solve for x
    x = 9,692,655,011.98/129,063.82
  6. Step 6: Final answer
    x = 75,099.71

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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.