Home / 155,816.19-214,951.19-102,077.55

Finding the Fourth Proportional to 155,816.19, 214,951.19 and 102,077.55

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Solution

The fourth proportional to 155,816.19, 214,951.19 and 102,077.55 is: 140,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,816.19 : 214,951.19 = 102,077.55 : x
  2. Step 2: Convert to fraction form
    155,816.19/214,951.19 = 102,077.55/x
  3. Step 3: Cross multiply
    155,816.19x = 214,951.19 × 102,077.55
  4. Step 4: Simplify right side
    155,816.19x = 21,941,690,334.40
  5. Step 5: Solve for x
    x = 21,941,690,334.40/155,816.19
  6. Step 6: Final answer
    x = 140,817.78

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