Home / 65,207.53-89,986.39-36,913.22

Finding the Fourth Proportional to 65,207.53, 89,986.39 and 36,913.22

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Solution

The fourth proportional to 65,207.53, 89,986.39 and 36,913.22 is: 50,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,207.53 : 89,986.39 = 36,913.22 : x
  2. Step 2: Convert to fraction form
    65,207.53/89,986.39 = 36,913.22/x
  3. Step 3: Cross multiply
    65,207.53x = 89,986.39 × 36,913.22
  4. Step 4: Simplify right side
    65,207.53x = 3,321,687,413.95
  5. Step 5: Solve for x
    x = 3,321,687,413.95/65,207.53
  6. Step 6: Final answer
    x = 50,940.24

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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.