Home / 266,633.32-367,976.78-151,947.04

Finding the Fourth Proportional to 266,633.32, 367,976.78 and 151,947.04

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Solution

The fourth proportional to 266,633.32, 367,976.78 and 151,947.04 is: 209,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,633.32 : 367,976.78 = 151,947.04 : x
  2. Step 2: Convert to fraction form
    266,633.32/367,976.78 = 151,947.04/x
  3. Step 3: Cross multiply
    266,633.32x = 367,976.78 × 151,947.04
  4. Step 4: Simplify right side
    266,633.32x = 55,912,982,509.73
  5. Step 5: Solve for x
    x = 55,912,982,509.73/266,633.32
  6. Step 6: Final answer
    x = 209,699.91

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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.