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Finding the Fourth Proportional to 111,880.60, 167,820.90 and 102,549.40

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Solution

The fourth proportional to 111,880.60, 167,820.90 and 102,549.40 is: 153,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,880.60 : 167,820.90 = 102,549.40 : x
  2. Step 2: Convert to fraction form
    111,880.60/167,820.90 = 102,549.40/x
  3. Step 3: Cross multiply
    111,880.60x = 167,820.90 × 102,549.40
  4. Step 4: Simplify right side
    111,880.60x = 17,209,932,602.46
  5. Step 5: Solve for x
    x = 17,209,932,602.46/111,880.60
  6. Step 6: Final answer
    x = 153,824.10

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