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Finding the Fourth Proportional to 126,964, 175,194.12 and 73,249.12

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Solution

The fourth proportional to 126,964, 175,194.12 and 73,249.12 is: 101,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,964 : 175,194.12 = 73,249.12 : x
  2. Step 2: Convert to fraction form
    126,964/175,194.12 = 73,249.12/x
  3. Step 3: Cross multiply
    126,964x = 175,194.12 × 73,249.12
  4. Step 4: Simplify right side
    126,964x = 12,832,815,119.17
  5. Step 5: Solve for x
    x = 12,832,815,119.17/126,964
  6. Step 6: Final answer
    x = 101,074.44

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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.