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Finding the Fourth Proportional to 104,387.93, 156,505.22 and 33,269.65

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Solution

The fourth proportional to 104,387.93, 156,505.22 and 33,269.65 is: 49,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,387.93 : 156,505.22 = 33,269.65 : x
  2. Step 2: Convert to fraction form
    104,387.93/156,505.22 = 33,269.65/x
  3. Step 3: Cross multiply
    104,387.93x = 156,505.22 × 33,269.65
  4. Step 4: Simplify right side
    104,387.93x = 5,206,873,459.72
  5. Step 5: Solve for x
    x = 5,206,873,459.72/104,387.93
  6. Step 6: Final answer
    x = 49,880.03

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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.