Home / 234,106.38-351,169.59-91,982.43

Finding the Fourth Proportional to 234,106.38, 351,169.59 and 91,982.43

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Solution

The fourth proportional to 234,106.38, 351,169.59 and 91,982.43 is: 137,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,106.38 : 351,169.59 = 91,982.43 : x
  2. Step 2: Convert to fraction form
    234,106.38/351,169.59 = 91,982.43/x
  3. Step 3: Cross multiply
    234,106.38x = 351,169.59 × 91,982.43
  4. Step 4: Simplify right side
    234,106.38x = 32,301,432,230.30
  5. Step 5: Solve for x
    x = 32,301,432,230.30/234,106.38
  6. Step 6: Final answer
    x = 137,977.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.