Home / 200,727.30-301,091.46-67,701

Finding the Fourth Proportional to 200,727.30, 301,091.46 and 67,701

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Solution

The fourth proportional to 200,727.30, 301,091.46 and 67,701 is: 101,551.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,727.30 : 301,091.46 = 67,701 : x
  2. Step 2: Convert to fraction form
    200,727.30/301,091.46 = 67,701/x
  3. Step 3: Cross multiply
    200,727.30x = 301,091.46 × 67,701
  4. Step 4: Simplify right side
    200,727.30x = 20,384,192,933.46
  5. Step 5: Solve for x
    x = 20,384,192,933.46/200,727.30
  6. Step 6: Final answer
    x = 101,551.67

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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.