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Finding the Fourth Proportional to 44,462.58, 66,619.83 and 31,287.27

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Solution

The fourth proportional to 44,462.58, 66,619.83 and 31,287.27 is: 46,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,462.58 : 66,619.83 = 31,287.27 : x
  2. Step 2: Convert to fraction form
    44,462.58/66,619.83 = 31,287.27/x
  3. Step 3: Cross multiply
    44,462.58x = 66,619.83 × 31,287.27
  4. Step 4: Simplify right side
    44,462.58x = 2,084,352,608.56
  5. Step 5: Solve for x
    x = 2,084,352,608.56/44,462.58
  6. Step 6: Final answer
    x = 46,878.80

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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.