Home / 199,625.16-275,486.90-108,984.96

Finding the Fourth Proportional to 199,625.16, 275,486.90 and 108,984.96

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Solution

The fourth proportional to 199,625.16, 275,486.90 and 108,984.96 is: 150,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,625.16 : 275,486.90 = 108,984.96 : x
  2. Step 2: Convert to fraction form
    199,625.16/275,486.90 = 108,984.96/x
  3. Step 3: Cross multiply
    199,625.16x = 275,486.90 × 108,984.96
  4. Step 4: Simplify right side
    199,625.16x = 30,023,928,777.02
  5. Step 5: Solve for x
    x = 30,023,928,777.02/199,625.16
  6. Step 6: Final answer
    x = 150,401.53

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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.