Home / 203,981.02-281,413.17-117,924.17

Finding the Fourth Proportional to 203,981.02, 281,413.17 and 117,924.17

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Solution

The fourth proportional to 203,981.02, 281,413.17 and 117,924.17 is: 162,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,981.02 : 281,413.17 = 117,924.17 : x
  2. Step 2: Convert to fraction form
    203,981.02/281,413.17 = 117,924.17/x
  3. Step 3: Cross multiply
    203,981.02x = 281,413.17 × 117,924.17
  4. Step 4: Simplify right side
    203,981.02x = 33,185,413,092.25
  5. Step 5: Solve for x
    x = 33,185,413,092.25/203,981.02
  6. Step 6: Final answer
    x = 162,688.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.