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Finding the Fourth Proportional to 131,510.80, 197,266.20 and 48,437.20

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Solution

The fourth proportional to 131,510.80, 197,266.20 and 48,437.20 is: 72,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,510.80 : 197,266.20 = 48,437.20 : x
  2. Step 2: Convert to fraction form
    131,510.80/197,266.20 = 48,437.20/x
  3. Step 3: Cross multiply
    131,510.80x = 197,266.20 × 48,437.20
  4. Step 4: Simplify right side
    131,510.80x = 9,555,022,382.64
  5. Step 5: Solve for x
    x = 9,555,022,382.64/131,510.80
  6. Step 6: Final answer
    x = 72,655.80

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