Home / 199,823.22-275,747.85-109,182.30

Finding the Fourth Proportional to 199,823.22, 275,747.85 and 109,182.30

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Solution

The fourth proportional to 199,823.22, 275,747.85 and 109,182.30 is: 150,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,823.22 : 275,747.85 = 109,182.30 : x
  2. Step 2: Convert to fraction form
    199,823.22/275,747.85 = 109,182.30/x
  3. Step 3: Cross multiply
    199,823.22x = 275,747.85 × 109,182.30
  4. Step 4: Simplify right side
    199,823.22x = 30,106,783,937.14
  5. Step 5: Solve for x
    x = 30,106,783,937.14/199,823.22
  6. Step 6: Final answer
    x = 150,667.09

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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.