Home / 234,648.91-351,955-66,162.43

Finding the Fourth Proportional to 234,648.91, 351,955 and 66,162.43

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Solution

The fourth proportional to 234,648.91, 351,955 and 66,162.43 is: 99,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,648.91 : 351,955 = 66,162.43 : x
  2. Step 2: Convert to fraction form
    234,648.91/351,955 = 66,162.43/x
  3. Step 3: Cross multiply
    234,648.91x = 351,955 × 66,162.43
  4. Step 4: Simplify right side
    234,648.91x = 23,286,198,050.65
  5. Step 5: Solve for x
    x = 23,286,198,050.65/234,648.91
  6. Step 6: Final answer
    x = 99,238.47

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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.