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Finding the Fourth Proportional to 113,490.50, 156,617.97 and 63,190.58

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Solution

The fourth proportional to 113,490.50, 156,617.97 and 63,190.58 is: 87,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,490.50 : 156,617.97 = 63,190.58 : x
  2. Step 2: Convert to fraction form
    113,490.50/156,617.97 = 63,190.58/x
  3. Step 3: Cross multiply
    113,490.50x = 156,617.97 × 63,190.58
  4. Step 4: Simplify right side
    113,490.50x = 9,896,780,362.72
  5. Step 5: Solve for x
    x = 9,896,780,362.72/113,490.50
  6. Step 6: Final answer
    x = 87,203.60

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