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Finding the Fourth Proportional to 64,884.40, 97,132.20 and 38,575.60

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Solution

The fourth proportional to 64,884.40, 97,132.20 and 38,575.60 is: 57,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,884.40 : 97,132.20 = 38,575.60 : x
  2. Step 2: Convert to fraction form
    64,884.40/97,132.20 = 38,575.60/x
  3. Step 3: Cross multiply
    64,884.40x = 97,132.20 × 38,575.60
  4. Step 4: Simplify right side
    64,884.40x = 3,746,932,894.32
  5. Step 5: Solve for x
    x = 3,746,932,894.32/64,884.40
  6. Step 6: Final answer
    x = 57,747.82

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