Home / 266,231.67-367,385.34-145,371.15

Finding the Fourth Proportional to 266,231.67, 367,385.34 and 145,371.15

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Solution

The fourth proportional to 266,231.67, 367,385.34 and 145,371.15 is: 200,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,231.67 : 367,385.34 = 145,371.15 : x
  2. Step 2: Convert to fraction form
    266,231.67/367,385.34 = 145,371.15/x
  3. Step 3: Cross multiply
    266,231.67x = 367,385.34 × 145,371.15
  4. Step 4: Simplify right side
    266,231.67x = 53,407,229,368.94
  5. Step 5: Solve for x
    x = 53,407,229,368.94/266,231.67
  6. Step 6: Final answer
    x = 200,604.34

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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.