Home / 126,205.22-189,266.90-41,942.75

Finding the Fourth Proportional to 126,205.22, 189,266.90 and 41,942.75

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Solution

The fourth proportional to 126,205.22, 189,266.90 and 41,942.75 is: 62,900.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,205.22 : 189,266.90 = 41,942.75 : x
  2. Step 2: Convert to fraction form
    126,205.22/189,266.90 = 41,942.75/x
  3. Step 3: Cross multiply
    126,205.22x = 189,266.90 × 41,942.75
  4. Step 4: Simplify right side
    126,205.22x = 7,938,373,113.93
  5. Step 5: Solve for x
    x = 7,938,373,113.93/126,205.22
  6. Step 6: Final answer
    x = 62,900.51

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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.