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Finding the Fourth Proportional to 264,767.32, 365,382.57 and 143,908.54

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Solution

The fourth proportional to 264,767.32, 365,382.57 and 143,908.54 is: 198,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,767.32 : 365,382.57 = 143,908.54 : x
  2. Step 2: Convert to fraction form
    264,767.32/365,382.57 = 143,908.54/x
  3. Step 3: Cross multiply
    264,767.32x = 365,382.57 × 143,908.54
  4. Step 4: Simplify right side
    264,767.32x = 52,581,672,190.15
  5. Step 5: Solve for x
    x = 52,581,672,190.15/264,767.32
  6. Step 6: Final answer
    x = 198,595.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.