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Finding the Fourth Proportional to 273,505.08, 410,205.60 and 115,844.16

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Solution

The fourth proportional to 273,505.08, 410,205.60 and 115,844.16 is: 173,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,505.08 : 410,205.60 = 115,844.16 : x
  2. Step 2: Convert to fraction form
    273,505.08/410,205.60 = 115,844.16/x
  3. Step 3: Cross multiply
    273,505.08x = 410,205.60 × 115,844.16
  4. Step 4: Simplify right side
    273,505.08x = 47,519,923,159.30
  5. Step 5: Solve for x
    x = 47,519,923,159.30/273,505.08
  6. Step 6: Final answer
    x = 173,744.21

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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.