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Finding the Fourth Proportional to 71,268.68, 98,361.16 and 41,048.12

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Solution

The fourth proportional to 71,268.68, 98,361.16 and 41,048.12 is: 56,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,268.68 : 98,361.16 = 41,048.12 : x
  2. Step 2: Convert to fraction form
    71,268.68/98,361.16 = 41,048.12/x
  3. Step 3: Cross multiply
    71,268.68x = 98,361.16 × 41,048.12
  4. Step 4: Simplify right side
    71,268.68x = 4,037,540,699.02
  5. Step 5: Solve for x
    x = 4,037,540,699.02/71,268.68
  6. Step 6: Final answer
    x = 56,652.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.