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Finding the Fourth Proportional to 114,436.80, 171,655.20 and 112,492.80

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Solution

The fourth proportional to 114,436.80, 171,655.20 and 112,492.80 is: 168,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,436.80 : 171,655.20 = 112,492.80 : x
  2. Step 2: Convert to fraction form
    114,436.80/171,655.20 = 112,492.80/x
  3. Step 3: Cross multiply
    114,436.80x = 171,655.20 × 112,492.80
  4. Step 4: Simplify right side
    114,436.80x = 19,309,974,082.56
  5. Step 5: Solve for x
    x = 19,309,974,082.56/114,436.80
  6. Step 6: Final answer
    x = 168,739.20

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