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Finding the Fourth Proportional to 159,866.51, 220,615.75 and 88,246.51

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Solution

The fourth proportional to 159,866.51, 220,615.75 and 88,246.51 is: 121,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,866.51 : 220,615.75 = 88,246.51 : x
  2. Step 2: Convert to fraction form
    159,866.51/220,615.75 = 88,246.51/x
  3. Step 3: Cross multiply
    159,866.51x = 220,615.75 × 88,246.51
  4. Step 4: Simplify right side
    159,866.51x = 19,468,570,788.26
  5. Step 5: Solve for x
    x = 19,468,570,788.26/159,866.51
  6. Step 6: Final answer
    x = 121,780.17

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