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Finding the Fourth Proportional to 334,181.70, 501,163.20 and 123,792.30

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Solution

The fourth proportional to 334,181.70, 501,163.20 and 123,792.30 is: 185,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,181.70 : 501,163.20 = 123,792.30 : x
  2. Step 2: Convert to fraction form
    334,181.70/501,163.20 = 123,792.30/x
  3. Step 3: Cross multiply
    334,181.70x = 501,163.20 × 123,792.30
  4. Step 4: Simplify right side
    334,181.70x = 62,040,145,203.36
  5. Step 5: Solve for x
    x = 62,040,145,203.36/334,181.70
  6. Step 6: Final answer
    x = 185,647.94

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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.