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Finding the Fourth Proportional to 148,604.56, 205,024.52 and 84,897.28

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Solution

The fourth proportional to 148,604.56, 205,024.52 and 84,897.28 is: 117,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,604.56 : 205,024.52 = 84,897.28 : x
  2. Step 2: Convert to fraction form
    148,604.56/205,024.52 = 84,897.28/x
  3. Step 3: Cross multiply
    148,604.56x = 205,024.52 × 84,897.28
  4. Step 4: Simplify right side
    148,604.56x = 17,406,024,081.31
  5. Step 5: Solve for x
    x = 17,406,024,081.31/148,604.56
  6. Step 6: Final answer
    x = 117,129.81

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