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Finding the Fourth Proportional to 134,970.76, 202,456.86 and 88,517.80

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Solution

The fourth proportional to 134,970.76, 202,456.86 and 88,517.80 is: 132,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,970.76 : 202,456.86 = 88,517.80 : x
  2. Step 2: Convert to fraction form
    134,970.76/202,456.86 = 88,517.80/x
  3. Step 3: Cross multiply
    134,970.76x = 202,456.86 × 88,517.80
  4. Step 4: Simplify right side
    134,970.76x = 17,921,035,842.11
  5. Step 5: Solve for x
    x = 17,921,035,842.11/134,970.76
  6. Step 6: Final answer
    x = 132,777.17

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