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Finding the Fourth Proportional to 114,021.64, 157,348.74 and 63,720.64

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Solution

The fourth proportional to 114,021.64, 157,348.74 and 63,720.64 is: 87,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,021.64 : 157,348.74 = 63,720.64 : x
  2. Step 2: Convert to fraction form
    114,021.64/157,348.74 = 63,720.64/x
  3. Step 3: Cross multiply
    114,021.64x = 157,348.74 × 63,720.64
  4. Step 4: Simplify right side
    114,021.64x = 10,026,362,415.99
  5. Step 5: Solve for x
    x = 10,026,362,415.99/114,021.64
  6. Step 6: Final answer
    x = 87,933.86

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