Home / 215,308.46-296,817.73-151,448.06

Finding the Fourth Proportional to 215,308.46, 296,817.73 and 151,448.06

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Solution

The fourth proportional to 215,308.46, 296,817.73 and 151,448.06 is: 208,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,308.46 : 296,817.73 = 151,448.06 : x
  2. Step 2: Convert to fraction form
    215,308.46/296,817.73 = 151,448.06/x
  3. Step 3: Cross multiply
    215,308.46x = 296,817.73 × 151,448.06
  4. Step 4: Simplify right side
    215,308.46x = 44,952,469,745.53
  5. Step 5: Solve for x
    x = 44,952,469,745.53/215,308.46
  6. Step 6: Final answer
    x = 208,781.71

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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.