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Finding the Fourth Proportional to 234,319.44, 351,665.10 and 122,031.48

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Solution

The fourth proportional to 234,319.44, 351,665.10 and 122,031.48 is: 183,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,319.44 : 351,665.10 = 122,031.48 : x
  2. Step 2: Convert to fraction form
    234,319.44/351,665.10 = 122,031.48/x
  3. Step 3: Cross multiply
    234,319.44x = 351,665.10 × 122,031.48
  4. Step 4: Simplify right side
    234,319.44x = 42,914,212,617.35
  5. Step 5: Solve for x
    x = 42,914,212,617.35/234,319.44
  6. Step 6: Final answer
    x = 183,144.06

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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.