Home / 108,982.12-163,536.36-45,797.26

Finding the Fourth Proportional to 108,982.12, 163,536.36 and 45,797.26

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Solution

The fourth proportional to 108,982.12, 163,536.36 and 45,797.26 is: 68,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,982.12 : 163,536.36 = 45,797.26 : x
  2. Step 2: Convert to fraction form
    108,982.12/163,536.36 = 45,797.26/x
  3. Step 3: Cross multiply
    108,982.12x = 163,536.36 × 45,797.26
  4. Step 4: Simplify right side
    108,982.12x = 7,489,517,198.37
  5. Step 5: Solve for x
    x = 7,489,517,198.37/108,982.12
  6. Step 6: Final answer
    x = 68,722.44

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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.