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Finding the Fourth Proportional to 99,231.40, 148,847.10 and 52,575.40

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Solution

The fourth proportional to 99,231.40, 148,847.10 and 52,575.40 is: 78,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,231.40 : 148,847.10 = 52,575.40 : x
  2. Step 2: Convert to fraction form
    99,231.40/148,847.10 = 52,575.40/x
  3. Step 3: Cross multiply
    99,231.40x = 148,847.10 × 52,575.40
  4. Step 4: Simplify right side
    99,231.40x = 7,825,695,821.34
  5. Step 5: Solve for x
    x = 7,825,695,821.34/99,231.40
  6. Step 6: Final answer
    x = 78,863.10

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