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Finding the Fourth Proportional to 159,535.71, 220,160.16 and 91,547.28

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Solution

The fourth proportional to 159,535.71, 220,160.16 and 91,547.28 is: 126,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,535.71 : 220,160.16 = 91,547.28 : x
  2. Step 2: Convert to fraction form
    159,535.71/220,160.16 = 91,547.28/x
  3. Step 3: Cross multiply
    159,535.71x = 220,160.16 × 91,547.28
  4. Step 4: Simplify right side
    159,535.71x = 20,155,063,812.36
  5. Step 5: Solve for x
    x = 20,155,063,812.36/159,535.71
  6. Step 6: Final answer
    x = 126,335.75

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