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Finding the Fourth Proportional to 175,853.72, 242,695.50 and 100,413.56

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Solution

The fourth proportional to 175,853.72, 242,695.50 and 100,413.56 is: 138,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,853.72 : 242,695.50 = 100,413.56 : x
  2. Step 2: Convert to fraction form
    175,853.72/242,695.50 = 100,413.56/x
  3. Step 3: Cross multiply
    175,853.72x = 242,695.50 × 100,413.56
  4. Step 4: Simplify right side
    175,853.72x = 24,369,919,150.98
  5. Step 5: Solve for x
    x = 24,369,919,150.98/175,853.72
  6. Step 6: Final answer
    x = 138,580.63

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