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Finding the Fourth Proportional to 157,411.32, 236,186.52 and 82,513.54

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Solution

The fourth proportional to 157,411.32, 236,186.52 and 82,513.54 is: 123,806.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,411.32 : 236,186.52 = 82,513.54 : x
  2. Step 2: Convert to fraction form
    157,411.32/236,186.52 = 82,513.54/x
  3. Step 3: Cross multiply
    157,411.32x = 236,186.52 × 82,513.54
  4. Step 4: Simplify right side
    157,411.32x = 19,488,585,865.48
  5. Step 5: Solve for x
    x = 19,488,585,865.48/157,411.32
  6. Step 6: Final answer
    x = 123,806.76

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