Home / 266,286.72-367,478.16-151,559.73

Finding the Fourth Proportional to 266,286.72, 367,478.16 and 151,559.73

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Solution

The fourth proportional to 266,286.72, 367,478.16 and 151,559.73 is: 209,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,286.72 : 367,478.16 = 151,559.73 : x
  2. Step 2: Convert to fraction form
    266,286.72/367,478.16 = 151,559.73/x
  3. Step 3: Cross multiply
    266,286.72x = 367,478.16 × 151,559.73
  4. Step 4: Simplify right side
    266,286.72x = 55,694,890,710.50
  5. Step 5: Solve for x
    x = 55,694,890,710.50/266,286.72
  6. Step 6: Final answer
    x = 209,153.84

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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.