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Finding the Fourth Proportional to 113,955.12, 170,934.84 and 39,161.16

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Solution

The fourth proportional to 113,955.12, 170,934.84 and 39,161.16 is: 58,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,955.12 : 170,934.84 = 39,161.16 : x
  2. Step 2: Convert to fraction form
    113,955.12/170,934.84 = 39,161.16/x
  3. Step 3: Cross multiply
    113,955.12x = 170,934.84 × 39,161.16
  4. Step 4: Simplify right side
    113,955.12x = 6,694,006,618.81
  5. Step 5: Solve for x
    x = 6,694,006,618.81/113,955.12
  6. Step 6: Final answer
    x = 58,742.48

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