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Finding the Fourth Proportional to 250,144.65, 345,196.17 and 136,967.40

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Solution

The fourth proportional to 250,144.65, 345,196.17 and 136,967.40 is: 189,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,144.65 : 345,196.17 = 136,967.40 : x
  2. Step 2: Convert to fraction form
    250,144.65/345,196.17 = 136,967.40/x
  3. Step 3: Cross multiply
    250,144.65x = 345,196.17 × 136,967.40
  4. Step 4: Simplify right side
    250,144.65x = 47,280,621,894.86
  5. Step 5: Solve for x
    x = 47,280,621,894.86/250,144.65
  6. Step 6: Final answer
    x = 189,013.12

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