Home / 204,413.20-306,036.60-181,085.20

Finding the Fourth Proportional to 204,413.20, 306,036.60 and 181,085.20

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Solution

The fourth proportional to 204,413.20, 306,036.60 and 181,085.20 is: 271,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,413.20 : 306,036.60 = 181,085.20 : x
  2. Step 2: Convert to fraction form
    204,413.20/306,036.60 = 181,085.20/x
  3. Step 3: Cross multiply
    204,413.20x = 306,036.60 × 181,085.20
  4. Step 4: Simplify right side
    204,413.20x = 55,418,698,918.32
  5. Step 5: Solve for x
    x = 55,418,698,918.32/204,413.20
  6. Step 6: Final answer
    x = 271,111.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.