Home / 234,902.25-324,043.83-148,715.28

Finding the Fourth Proportional to 234,902.25, 324,043.83 and 148,715.28

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Solution

The fourth proportional to 234,902.25, 324,043.83 and 148,715.28 is: 205,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,902.25 : 324,043.83 = 148,715.28 : x
  2. Step 2: Convert to fraction form
    234,902.25/324,043.83 = 148,715.28/x
  3. Step 3: Cross multiply
    234,902.25x = 324,043.83 × 148,715.28
  4. Step 4: Simplify right side
    234,902.25x = 48,190,268,910.72
  5. Step 5: Solve for x
    x = 48,190,268,910.72/234,902.25
  6. Step 6: Final answer
    x = 205,150.31

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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.