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Finding the Fourth Proportional to 344,881.05, 517,321.77 and 95,563.05

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Solution

The fourth proportional to 344,881.05, 517,321.77 and 95,563.05 is: 143,344.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,881.05 : 517,321.77 = 95,563.05 : x
  2. Step 2: Convert to fraction form
    344,881.05/517,321.77 = 95,563.05/x
  3. Step 3: Cross multiply
    344,881.05x = 517,321.77 × 95,563.05
  4. Step 4: Simplify right side
    344,881.05x = 49,436,846,172.60
  5. Step 5: Solve for x
    x = 49,436,846,172.60/344,881.05
  6. Step 6: Final answer
    x = 143,344.63

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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.