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Finding the Fourth Proportional to 171,332.58, 256,807.71 and 71,459.58

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Solution

The fourth proportional to 171,332.58, 256,807.71 and 71,459.58 is: 107,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,332.58 : 256,807.71 = 71,459.58 : x
  2. Step 2: Convert to fraction form
    171,332.58/256,807.71 = 71,459.58/x
  3. Step 3: Cross multiply
    171,332.58x = 256,807.71 × 71,459.58
  4. Step 4: Simplify right side
    171,332.58x = 18,351,371,097.36
  5. Step 5: Solve for x
    x = 18,351,371,097.36/171,332.58
  6. Step 6: Final answer
    x = 107,109.64

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