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Finding the Fourth Proportional to 247,617.10, 371,316.30 and 97,807.60

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Solution

The fourth proportional to 247,617.10, 371,316.30 and 97,807.60 is: 146,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,617.10 : 371,316.30 = 97,807.60 : x
  2. Step 2: Convert to fraction form
    247,617.10/371,316.30 = 97,807.60/x
  3. Step 3: Cross multiply
    247,617.10x = 371,316.30 × 97,807.60
  4. Step 4: Simplify right side
    247,617.10x = 36,317,556,143.88
  5. Step 5: Solve for x
    x = 36,317,556,143.88/247,617.10
  6. Step 6: Final answer
    x = 146,668.21

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