Home / 234,892.20-324,146.75-132,915.81

Finding the Fourth Proportional to 234,892.20, 324,146.75 and 132,915.81

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Solution

The fourth proportional to 234,892.20, 324,146.75 and 132,915.81 is: 183,421.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,892.20 : 324,146.75 = 132,915.81 : x
  2. Step 2: Convert to fraction form
    234,892.20/324,146.75 = 132,915.81/x
  3. Step 3: Cross multiply
    234,892.20x = 324,146.75 × 132,915.81
  4. Step 4: Simplify right side
    234,892.20x = 43,084,227,170.54
  5. Step 5: Solve for x
    x = 43,084,227,170.54/234,892.20
  6. Step 6: Final answer
    x = 183,421.28

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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.