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Finding the Fourth Proportional to 113,322.53, 156,385.25 and 63,021.53

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Solution

The fourth proportional to 113,322.53, 156,385.25 and 63,021.53 is: 86,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,322.53 : 156,385.25 = 63,021.53 : x
  2. Step 2: Convert to fraction form
    113,322.53/156,385.25 = 63,021.53/x
  3. Step 3: Cross multiply
    113,322.53x = 156,385.25 × 63,021.53
  4. Step 4: Simplify right side
    113,322.53x = 9,855,637,724.43
  5. Step 5: Solve for x
    x = 9,855,637,724.43/113,322.53
  6. Step 6: Final answer
    x = 86,969.80

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