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Finding the Fourth Proportional to 102,175.47, 141,000.80 and 57,463.47

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Solution

The fourth proportional to 102,175.47, 141,000.80 and 57,463.47 is: 79,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,175.47 : 141,000.80 = 57,463.47 : x
  2. Step 2: Convert to fraction form
    102,175.47/141,000.80 = 57,463.47/x
  3. Step 3: Cross multiply
    102,175.47x = 141,000.80 × 57,463.47
  4. Step 4: Simplify right side
    102,175.47x = 8,102,394,953.46
  5. Step 5: Solve for x
    x = 8,102,394,953.46/102,175.47
  6. Step 6: Final answer
    x = 79,298.83

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