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Finding the Fourth Proportional to 248,280.50, 342,624.20 and 135,101.30

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Solution

The fourth proportional to 248,280.50, 342,624.20 and 135,101.30 is: 186,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,280.50 : 342,624.20 = 135,101.30 : x
  2. Step 2: Convert to fraction form
    248,280.50/342,624.20 = 135,101.30/x
  3. Step 3: Cross multiply
    248,280.50x = 342,624.20 × 135,101.30
  4. Step 4: Simplify right side
    248,280.50x = 46,288,974,831.46
  5. Step 5: Solve for x
    x = 46,288,974,831.46/248,280.50
  6. Step 6: Final answer
    x = 186,438.22

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