Home / 250,820.52-376,243.35-82,272.66

Finding the Fourth Proportional to 250,820.52, 376,243.35 and 82,272.66

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Solution

The fourth proportional to 250,820.52, 376,243.35 and 82,272.66 is: 123,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,820.52 : 376,243.35 = 82,272.66 : x
  2. Step 2: Convert to fraction form
    250,820.52/376,243.35 = 82,272.66/x
  3. Step 3: Cross multiply
    250,820.52x = 376,243.35 × 82,272.66
  4. Step 4: Simplify right side
    250,820.52x = 30,954,541,211.81
  5. Step 5: Solve for x
    x = 30,954,541,211.81/250,820.52
  6. Step 6: Final answer
    x = 123,413.11

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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.