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Finding the Fourth Proportional to 248,404.80, 372,607.20 and 98,680.80

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Solution

The fourth proportional to 248,404.80, 372,607.20 and 98,680.80 is: 148,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,404.80 : 372,607.20 = 98,680.80 : x
  2. Step 2: Convert to fraction form
    248,404.80/372,607.20 = 98,680.80/x
  3. Step 3: Cross multiply
    248,404.80x = 372,607.20 × 98,680.80
  4. Step 4: Simplify right side
    248,404.80x = 36,769,176,581.76
  5. Step 5: Solve for x
    x = 36,769,176,581.76/248,404.80
  6. Step 6: Final answer
    x = 148,021.20

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