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Finding the Fourth Proportional to 73,498.80, 110,248.20 and 20,901.45

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Solution

The fourth proportional to 73,498.80, 110,248.20 and 20,901.45 is: 31,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,498.80 : 110,248.20 = 20,901.45 : x
  2. Step 2: Convert to fraction form
    73,498.80/110,248.20 = 20,901.45/x
  3. Step 3: Cross multiply
    73,498.80x = 110,248.20 × 20,901.45
  4. Step 4: Simplify right side
    73,498.80x = 2,304,347,239.89
  5. Step 5: Solve for x
    x = 2,304,347,239.89/73,498.80
  6. Step 6: Final answer
    x = 31,352.18

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