Home / 266,436.12-367,670.94-145,581.54

Finding the Fourth Proportional to 266,436.12, 367,670.94 and 145,581.54

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Solution

The fourth proportional to 266,436.12, 367,670.94 and 145,581.54 is: 200,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,436.12 : 367,670.94 = 145,581.54 : x
  2. Step 2: Convert to fraction form
    266,436.12/367,670.94 = 145,581.54/x
  3. Step 3: Cross multiply
    266,436.12x = 367,670.94 × 145,581.54
  4. Step 4: Simplify right side
    266,436.12x = 53,526,101,658.45
  5. Step 5: Solve for x
    x = 53,526,101,658.45/266,436.12
  6. Step 6: Final answer
    x = 200,896.57

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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.