Home / 199,160.84-298,249.30-148,438.20

Finding the Fourth Proportional to 199,160.84, 298,249.30 and 148,438.20

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Solution

The fourth proportional to 199,160.84, 298,249.30 and 148,438.20 is: 222,290.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,160.84 : 298,249.30 = 148,438.20 : x
  2. Step 2: Convert to fraction form
    199,160.84/298,249.30 = 148,438.20/x
  3. Step 3: Cross multiply
    199,160.84x = 298,249.30 × 148,438.20
  4. Step 4: Simplify right side
    199,160.84x = 44,271,589,243.26
  5. Step 5: Solve for x
    x = 44,271,589,243.26/199,160.84
  6. Step 6: Final answer
    x = 222,290.63

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1.5x scale

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.