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Finding the Fourth Proportional to 234,014.70, 350,892.45 and 100,872.30

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Solution

The fourth proportional to 234,014.70, 350,892.45 and 100,872.30 is: 151,252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,014.70 : 350,892.45 = 100,872.30 : x
  2. Step 2: Convert to fraction form
    234,014.70/350,892.45 = 100,872.30/x
  3. Step 3: Cross multiply
    234,014.70x = 350,892.45 × 100,872.30
  4. Step 4: Simplify right side
    234,014.70x = 35,395,328,484.14
  5. Step 5: Solve for x
    x = 35,395,328,484.14/234,014.70
  6. Step 6: Final answer
    x = 151,252.59

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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.