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Finding the Fourth Proportional to 43,619.48, 65,429.48 and 41,494.56

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Solution

The fourth proportional to 43,619.48, 65,429.48 and 41,494.56 is: 62,242.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,619.48 : 65,429.48 = 41,494.56 : x
  2. Step 2: Convert to fraction form
    43,619.48/65,429.48 = 41,494.56/x
  3. Step 3: Cross multiply
    43,619.48x = 65,429.48 × 41,494.56
  4. Step 4: Simplify right side
    43,619.48x = 2,714,967,483.63
  5. Step 5: Solve for x
    x = 2,714,967,483.63/43,619.48
  6. Step 6: Final answer
    x = 62,242.09

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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.