Home / 234,664.26-351,960.75-76,889.22

Finding the Fourth Proportional to 234,664.26, 351,960.75 and 76,889.22

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Solution

The fourth proportional to 234,664.26, 351,960.75 and 76,889.22 is: 115,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,664.26 : 351,960.75 = 76,889.22 : x
  2. Step 2: Convert to fraction form
    234,664.26/351,960.75 = 76,889.22/x
  3. Step 3: Cross multiply
    234,664.26x = 351,960.75 × 76,889.22
  4. Step 4: Simplify right side
    234,664.26x = 27,061,987,538.12
  5. Step 5: Solve for x
    x = 27,061,987,538.12/234,664.26
  6. Step 6: Final answer
    x = 115,322.15

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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.