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Finding the Fourth Proportional to 91,932.60, 137,800.80 and 52,404.60

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Solution

The fourth proportional to 91,932.60, 137,800.80 and 52,404.60 is: 78,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,932.60 : 137,800.80 = 52,404.60 : x
  2. Step 2: Convert to fraction form
    91,932.60/137,800.80 = 52,404.60/x
  3. Step 3: Cross multiply
    91,932.60x = 137,800.80 × 52,404.60
  4. Step 4: Simplify right side
    91,932.60x = 7,221,395,803.68
  5. Step 5: Solve for x
    x = 7,221,395,803.68/91,932.60
  6. Step 6: Final answer
    x = 78,550.98

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