Home / 266,020.30-367,107.54-145,161.67

Finding the Fourth Proportional to 266,020.30, 367,107.54 and 145,161.67

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Solution

The fourth proportional to 266,020.30, 367,107.54 and 145,161.67 is: 200,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,020.30 : 367,107.54 = 145,161.67 : x
  2. Step 2: Convert to fraction form
    266,020.30/367,107.54 = 145,161.67/x
  3. Step 3: Cross multiply
    266,020.30x = 367,107.54 × 145,161.67
  4. Step 4: Simplify right side
    266,020.30x = 53,289,943,618.73
  5. Step 5: Solve for x
    x = 53,289,943,618.73/266,020.30
  6. Step 6: Final answer
    x = 200,322.85

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1.5x scale

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.