Home / 234,021.06-351,060.75-76,207.14

Finding the Fourth Proportional to 234,021.06, 351,060.75 and 76,207.14

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Solution

The fourth proportional to 234,021.06, 351,060.75 and 76,207.14 is: 114,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,021.06 : 351,060.75 = 76,207.14 : x
  2. Step 2: Convert to fraction form
    234,021.06/351,060.75 = 76,207.14/x
  3. Step 3: Cross multiply
    234,021.06x = 351,060.75 × 76,207.14
  4. Step 4: Simplify right side
    234,021.06x = 26,753,335,723.76
  5. Step 5: Solve for x
    x = 26,753,335,723.76/234,021.06
  6. Step 6: Final answer
    x = 114,320.21

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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.