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Finding the Fourth Proportional to 373,965.24, 561,193.56 and 137,310.24

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Solution

The fourth proportional to 373,965.24, 561,193.56 and 137,310.24 is: 206,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,965.24 : 561,193.56 = 137,310.24 : x
  2. Step 2: Convert to fraction form
    373,965.24/561,193.56 = 137,310.24/x
  3. Step 3: Cross multiply
    373,965.24x = 561,193.56 × 137,310.24
  4. Step 4: Simplify right side
    373,965.24x = 77,057,622,410.05
  5. Step 5: Solve for x
    x = 77,057,622,410.05/373,965.24
  6. Step 6: Final answer
    x = 206,055.57

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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.