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Finding the Fourth Proportional to 159,854.81, 220,599.65 and 88,234.85

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Solution

The fourth proportional to 159,854.81, 220,599.65 and 88,234.85 is: 121,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,854.81 : 220,599.65 = 88,234.85 : x
  2. Step 2: Convert to fraction form
    159,854.81/220,599.65 = 88,234.85/x
  3. Step 3: Cross multiply
    159,854.81x = 220,599.65 × 88,234.85
  4. Step 4: Simplify right side
    159,854.81x = 19,464,577,799.89
  5. Step 5: Solve for x
    x = 19,464,577,799.89/159,854.81
  6. Step 6: Final answer
    x = 121,764.11

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