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Finding the Fourth Proportional to 204,413.70, 306,037.35 and 181,085.70

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Solution

The fourth proportional to 204,413.70, 306,037.35 and 181,085.70 is: 271,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,413.70 : 306,037.35 = 181,085.70 : x
  2. Step 2: Convert to fraction form
    204,413.70/306,037.35 = 181,085.70/x
  3. Step 3: Cross multiply
    204,413.70x = 306,037.35 × 181,085.70
  4. Step 4: Simplify right side
    204,413.70x = 55,418,987,750.90
  5. Step 5: Solve for x
    x = 55,418,987,750.90/204,413.70
  6. Step 6: Final answer
    x = 271,111.91

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1.5x scale

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.