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Finding the Fourth Proportional to 98,464.40, 147,696.60 and 51,225.20

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Solution

The fourth proportional to 98,464.40, 147,696.60 and 51,225.20 is: 76,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,464.40 : 147,696.60 = 51,225.20 : x
  2. Step 2: Convert to fraction form
    98,464.40/147,696.60 = 51,225.20/x
  3. Step 3: Cross multiply
    98,464.40x = 147,696.60 × 51,225.20
  4. Step 4: Simplify right side
    98,464.40x = 7,565,787,874.32
  5. Step 5: Solve for x
    x = 7,565,787,874.32/98,464.40
  6. Step 6: Final answer
    x = 76,837.80

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