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Finding the Fourth Proportional to 97,880.20, 137,216.60 and 97,880.20

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Solution

The fourth proportional to 97,880.20, 137,216.60 and 97,880.20 is: 137,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,880.20 : 137,216.60 = 97,880.20 : x
  2. Step 2: Convert to fraction form
    97,880.20/137,216.60 = 97,880.20/x
  3. Step 3: Cross multiply
    97,880.20x = 137,216.60 × 97,880.20
  4. Step 4: Simplify right side
    97,880.20x = 13,430,788,251.32
  5. Step 5: Solve for x
    x = 13,430,788,251.32/97,880.20
  6. Step 6: Final answer
    x = 137,216.60

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