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Finding the Fourth Proportional to 88,796.21, 122,540.58 and 48,512.58

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Solution

The fourth proportional to 88,796.21, 122,540.58 and 48,512.58 is: 66,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,796.21 : 122,540.58 = 48,512.58 : x
  2. Step 2: Convert to fraction form
    88,796.21/122,540.58 = 48,512.58/x
  3. Step 3: Cross multiply
    88,796.21x = 122,540.58 × 48,512.58
  4. Step 4: Simplify right side
    88,796.21x = 5,944,759,690.50
  5. Step 5: Solve for x
    x = 5,944,759,690.50/88,796.21
  6. Step 6: Final answer
    x = 66,948.35

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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.