Home / 234,539.10-351,823.62-82,717.42

Finding the Fourth Proportional to 234,539.10, 351,823.62 and 82,717.42

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Solution

The fourth proportional to 234,539.10, 351,823.62 and 82,717.42 is: 124,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,539.10 : 351,823.62 = 82,717.42 : x
  2. Step 2: Convert to fraction form
    234,539.10/351,823.62 = 82,717.42/x
  3. Step 3: Cross multiply
    234,539.10x = 351,823.62 × 82,717.42
  4. Step 4: Simplify right side
    234,539.10x = 29,101,942,141.46
  5. Step 5: Solve for x
    x = 29,101,942,141.46/234,539.10
  6. Step 6: Final answer
    x = 124,081.41

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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.