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Finding the Fourth Proportional to 117,657.78, 176,508.54 and 38,777.56

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Solution

The fourth proportional to 117,657.78, 176,508.54 and 38,777.56 is: 58,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,657.78 : 176,508.54 = 38,777.56 : x
  2. Step 2: Convert to fraction form
    117,657.78/176,508.54 = 38,777.56/x
  3. Step 3: Cross multiply
    117,657.78x = 176,508.54 × 38,777.56
  4. Step 4: Simplify right side
    117,657.78x = 6,844,570,500.36
  5. Step 5: Solve for x
    x = 6,844,570,500.36/117,657.78
  6. Step 6: Final answer
    x = 58,173.55

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