Home / 129,053.80-193,489.18-50,101.48

Finding the Fourth Proportional to 129,053.80, 193,489.18 and 50,101.48

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Solution

The fourth proportional to 129,053.80, 193,489.18 and 50,101.48 is: 75,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,053.80 : 193,489.18 = 50,101.48 : x
  2. Step 2: Convert to fraction form
    129,053.80/193,489.18 = 50,101.48/x
  3. Step 3: Cross multiply
    129,053.80x = 193,489.18 × 50,101.48
  4. Step 4: Simplify right side
    129,053.80x = 9,694,094,281.99
  5. Step 5: Solve for x
    x = 9,694,094,281.99/129,053.80
  6. Step 6: Final answer
    x = 75,116.69

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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.