Home / 266,178.15-367,321.03-151,454.31

Finding the Fourth Proportional to 266,178.15, 367,321.03 and 151,454.31

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Solution

The fourth proportional to 266,178.15, 367,321.03 and 151,454.31 is: 209,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,178.15 : 367,321.03 = 151,454.31 : x
  2. Step 2: Convert to fraction form
    266,178.15/367,321.03 = 151,454.31/x
  3. Step 3: Cross multiply
    266,178.15x = 367,321.03 × 151,454.31
  4. Step 4: Simplify right side
    266,178.15x = 55,632,351,391.05
  5. Step 5: Solve for x
    x = 55,632,351,391.05/266,178.15
  6. Step 6: Final answer
    x = 209,004.20

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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.