Home / 75,610.35-104,336.15-43,781.27

Finding the Fourth Proportional to 75,610.35, 104,336.15 and 43,781.27

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Solution

The fourth proportional to 75,610.35, 104,336.15 and 43,781.27 is: 60,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,610.35 : 104,336.15 = 43,781.27 : x
  2. Step 2: Convert to fraction form
    75,610.35/104,336.15 = 43,781.27/x
  3. Step 3: Cross multiply
    75,610.35x = 104,336.15 × 43,781.27
  4. Step 4: Simplify right side
    75,610.35x = 4,567,968,413.32
  5. Step 5: Solve for x
    x = 4,567,968,413.32/75,610.35
  6. Step 6: Final answer
    x = 60,414.59

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1.5x scale

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.