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Finding the Fourth Proportional to 148,608.56, 205,030.04 and 84,901.28

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Solution

The fourth proportional to 148,608.56, 205,030.04 and 84,901.28 is: 117,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608.56 : 205,030.04 = 84,901.28 : x
  2. Step 2: Convert to fraction form
    148,608.56/205,030.04 = 84,901.28/x
  3. Step 3: Cross multiply
    148,608.56x = 205,030.04 × 84,901.28
  4. Step 4: Simplify right side
    148,608.56x = 17,407,312,834.45
  5. Step 5: Solve for x
    x = 17,407,312,834.45/148,608.56
  6. Step 6: Final answer
    x = 117,135.33

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