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Finding the Fourth Proportional to 74,394.18, 102,634.28 and 47,529.72

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Solution

The fourth proportional to 74,394.18, 102,634.28 and 47,529.72 is: 65,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,394.18 : 102,634.28 = 47,529.72 : x
  2. Step 2: Convert to fraction form
    74,394.18/102,634.28 = 47,529.72/x
  3. Step 3: Cross multiply
    74,394.18x = 102,634.28 × 47,529.72
  4. Step 4: Simplify right side
    74,394.18x = 4,878,178,590.80
  5. Step 5: Solve for x
    x = 4,878,178,590.80/74,394.18
  6. Step 6: Final answer
    x = 65,572.05

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