Home / 234,039.80-351,096.12-76,231.52

Finding the Fourth Proportional to 234,039.80, 351,096.12 and 76,231.52

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Solution

The fourth proportional to 234,039.80, 351,096.12 and 76,231.52 is: 114,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,039.80 : 351,096.12 = 76,231.52 : x
  2. Step 2: Convert to fraction form
    234,039.80/351,096.12 = 76,231.52/x
  3. Step 3: Cross multiply
    234,039.80x = 351,096.12 × 76,231.52
  4. Step 4: Simplify right side
    234,039.80x = 26,764,590,893.70
  5. Step 5: Solve for x
    x = 26,764,590,893.70/234,039.80
  6. Step 6: Final answer
    x = 114,359.14

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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.