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Finding the Fourth Proportional to 170,794.72, 256,302.78 and 77,301.28

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Solution

The fourth proportional to 170,794.72, 256,302.78 and 77,301.28 is: 116,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,794.72 : 256,302.78 = 77,301.28 : x
  2. Step 2: Convert to fraction form
    170,794.72/256,302.78 = 77,301.28/x
  3. Step 3: Cross multiply
    170,794.72x = 256,302.78 × 77,301.28
  4. Step 4: Simplify right side
    170,794.72x = 19,812,532,961.56
  5. Step 5: Solve for x
    x = 19,812,532,961.56/170,794.72
  6. Step 6: Final answer
    x = 116,002.02

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