Home / 133,069.90-199,604.85-109,450.30

Finding the Fourth Proportional to 133,069.90, 199,604.85 and 109,450.30

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Solution

The fourth proportional to 133,069.90, 199,604.85 and 109,450.30 is: 164,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,069.90 : 199,604.85 = 109,450.30 : x
  2. Step 2: Convert to fraction form
    133,069.90/199,604.85 = 109,450.30/x
  3. Step 3: Cross multiply
    133,069.90x = 199,604.85 × 109,450.30
  4. Step 4: Simplify right side
    133,069.90x = 21,846,810,713.96
  5. Step 5: Solve for x
    x = 21,846,810,713.96/133,069.90
  6. Step 6: Final answer
    x = 164,175.45

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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.