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Finding the Fourth Proportional to 117,715.80, 176,573.70 and 113,123.10

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Solution

The fourth proportional to 117,715.80, 176,573.70 and 113,123.10 is: 169,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,715.80 : 176,573.70 = 113,123.10 : x
  2. Step 2: Convert to fraction form
    117,715.80/176,573.70 = 113,123.10/x
  3. Step 3: Cross multiply
    117,715.80x = 176,573.70 × 113,123.10
  4. Step 4: Simplify right side
    117,715.80x = 19,974,564,322.47
  5. Step 5: Solve for x
    x = 19,974,564,322.47/117,715.80
  6. Step 6: Final answer
    x = 169,684.65

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