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Finding the Fourth Proportional to 152,138.20, 228,207.30 and 116,708.80

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Solution

The fourth proportional to 152,138.20, 228,207.30 and 116,708.80 is: 175,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,138.20 : 228,207.30 = 116,708.80 : x
  2. Step 2: Convert to fraction form
    152,138.20/228,207.30 = 116,708.80/x
  3. Step 3: Cross multiply
    152,138.20x = 228,207.30 × 116,708.80
  4. Step 4: Simplify right side
    152,138.20x = 26,633,800,134.24
  5. Step 5: Solve for x
    x = 26,633,800,134.24/152,138.20
  6. Step 6: Final answer
    x = 175,063.20

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