Home / 234,764.80-351,525.12-141,141.76

Finding the Fourth Proportional to 234,764.80, 351,525.12 and 141,141.76

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Solution

The fourth proportional to 234,764.80, 351,525.12 and 141,141.76 is: 211,338.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,764.80 : 351,525.12 = 141,141.76 : x
  2. Step 2: Convert to fraction form
    234,764.80/351,525.12 = 141,141.76/x
  3. Step 3: Cross multiply
    234,764.80x = 351,525.12 × 141,141.76
  4. Step 4: Simplify right side
    234,764.80x = 49,614,874,121.01
  5. Step 5: Solve for x
    x = 49,614,874,121.01/234,764.80
  6. Step 6: Final answer
    x = 211,338.64

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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.