Home / 82,577.27-123,865.90-23,413.46

Finding the Fourth Proportional to 82,577.27, 123,865.90 and 23,413.46

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Solution

The fourth proportional to 82,577.27, 123,865.90 and 23,413.46 is: 35,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,577.27 : 123,865.90 = 23,413.46 : x
  2. Step 2: Convert to fraction form
    82,577.27/123,865.90 = 23,413.46/x
  3. Step 3: Cross multiply
    82,577.27x = 123,865.90 × 23,413.46
  4. Step 4: Simplify right side
    82,577.27x = 2,900,128,617.15
  5. Step 5: Solve for x
    x = 2,900,128,617.15/82,577.27
  6. Step 6: Final answer
    x = 35,120.18

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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.