Home / 65,850.28-98,687.94-37,783.78

Finding the Fourth Proportional to 65,850.28, 98,687.94 and 37,783.78

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Solution

The fourth proportional to 65,850.28, 98,687.94 and 37,783.78 is: 56,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,850.28 : 98,687.94 = 37,783.78 : x
  2. Step 2: Convert to fraction form
    65,850.28/98,687.94 = 37,783.78/x
  3. Step 3: Cross multiply
    65,850.28x = 98,687.94 × 37,783.78
  4. Step 4: Simplify right side
    65,850.28x = 3,728,803,413.61
  5. Step 5: Solve for x
    x = 3,728,803,413.61/65,850.28
  6. Step 6: Final answer
    x = 56,625.48

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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.