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Finding the Fourth Proportional to 41,149.82, 61,619.31 and 28,482.02

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Solution

The fourth proportional to 41,149.82, 61,619.31 and 28,482.02 is: 42,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,149.82 : 61,619.31 = 28,482.02 : x
  2. Step 2: Convert to fraction form
    41,149.82/61,619.31 = 28,482.02/x
  3. Step 3: Cross multiply
    41,149.82x = 61,619.31 × 28,482.02
  4. Step 4: Simplify right side
    41,149.82x = 1,755,042,419.81
  5. Step 5: Solve for x
    x = 1,755,042,419.81/41,149.82
  6. Step 6: Final answer
    x = 42,650.06

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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.