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Finding the Fourth Proportional to 88,421.46, 122,020.34 and 48,135.54

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Solution

The fourth proportional to 88,421.46, 122,020.34 and 48,135.54 is: 66,426.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.46 : 122,020.34 = 48,135.54 : x
  2. Step 2: Convert to fraction form
    88,421.46/122,020.34 = 48,135.54/x
  3. Step 3: Cross multiply
    88,421.46x = 122,020.34 × 48,135.54
  4. Step 4: Simplify right side
    88,421.46x = 5,873,514,956.88
  5. Step 5: Solve for x
    x = 5,873,514,956.88/88,421.46
  6. Step 6: Final answer
    x = 66,426.35

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