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Finding the Fourth Proportional to 113,480.10, 170,220.15 and 83,955.60

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Solution

The fourth proportional to 113,480.10, 170,220.15 and 83,955.60 is: 125,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,480.10 : 170,220.15 = 83,955.60 : x
  2. Step 2: Convert to fraction form
    113,480.10/170,220.15 = 83,955.60/x
  3. Step 3: Cross multiply
    113,480.10x = 170,220.15 × 83,955.60
  4. Step 4: Simplify right side
    113,480.10x = 14,290,934,825.34
  5. Step 5: Solve for x
    x = 14,290,934,825.34/113,480.10
  6. Step 6: Final answer
    x = 125,933.40

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