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Finding the Fourth Proportional to 102,135.47, 153,346.73 and 52,251.35

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Solution

The fourth proportional to 102,135.47, 153,346.73 and 52,251.35 is: 78,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,135.47 : 153,346.73 = 52,251.35 : x
  2. Step 2: Convert to fraction form
    102,135.47/153,346.73 = 52,251.35/x
  3. Step 3: Cross multiply
    102,135.47x = 153,346.73 × 52,251.35
  4. Step 4: Simplify right side
    102,135.47x = 8,012,572,632.60
  5. Step 5: Solve for x
    x = 8,012,572,632.60/102,135.47
  6. Step 6: Final answer
    x = 78,450.44

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