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Finding the Fourth Proportional to 98,701.20, 148,073.40 and 48,805.20

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Solution

The fourth proportional to 98,701.20, 148,073.40 and 48,805.20 is: 73,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,701.20 : 148,073.40 = 48,805.20 : x
  2. Step 2: Convert to fraction form
    98,701.20/148,073.40 = 48,805.20/x
  3. Step 3: Cross multiply
    98,701.20x = 148,073.40 × 48,805.20
  4. Step 4: Simplify right side
    98,701.20x = 7,226,751,901.68
  5. Step 5: Solve for x
    x = 7,226,751,901.68/98,701.20
  6. Step 6: Final answer
    x = 73,218.48

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