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Finding the Fourth Proportional to 99,353.80, 149,030.70 and 97,713.55

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Solution

The fourth proportional to 99,353.80, 149,030.70 and 97,713.55 is: 146,570.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,353.80 : 149,030.70 = 97,713.55 : x
  2. Step 2: Convert to fraction form
    99,353.80/149,030.70 = 97,713.55/x
  3. Step 3: Cross multiply
    99,353.80x = 149,030.70 × 97,713.55
  4. Step 4: Simplify right side
    99,353.80x = 14,562,318,755.99
  5. Step 5: Solve for x
    x = 14,562,318,755.99/99,353.80
  6. Step 6: Final answer
    x = 146,570.33

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