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Finding the Fourth Proportional to 48,536.36, 66,982.98 and 32,375.72

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Solution

The fourth proportional to 48,536.36, 66,982.98 and 32,375.72 is: 44,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,536.36 : 66,982.98 = 32,375.72 : x
  2. Step 2: Convert to fraction form
    48,536.36/66,982.98 = 32,375.72/x
  3. Step 3: Cross multiply
    48,536.36x = 66,982.98 × 32,375.72
  4. Step 4: Simplify right side
    48,536.36x = 2,168,622,205.25
  5. Step 5: Solve for x
    x = 2,168,622,205.25/48,536.36
  6. Step 6: Final answer
    x = 44,680.36

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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.