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Finding the Fourth Proportional to 381,303.16, 572,002.42 and 115,063.24

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Solution

The fourth proportional to 381,303.16, 572,002.42 and 115,063.24 is: 172,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,303.16 : 572,002.42 = 115,063.24 : x
  2. Step 2: Convert to fraction form
    381,303.16/572,002.42 = 115,063.24/x
  3. Step 3: Cross multiply
    381,303.16x = 572,002.42 × 115,063.24
  4. Step 4: Simplify right side
    381,303.16x = 65,816,451,733.04
  5. Step 5: Solve for x
    x = 65,816,451,733.04/381,303.16
  6. Step 6: Final answer
    x = 172,609.25

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