Home / 65,923.44-90,975.60-36,115.44

Finding the Fourth Proportional to 65,923.44, 90,975.60 and 36,115.44

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Solution

The fourth proportional to 65,923.44, 90,975.60 and 36,115.44 is: 49,839.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,923.44 : 90,975.60 = 36,115.44 : x
  2. Step 2: Convert to fraction form
    65,923.44/90,975.60 = 36,115.44/x
  3. Step 3: Cross multiply
    65,923.44x = 90,975.60 × 36,115.44
  4. Step 4: Simplify right side
    65,923.44x = 3,285,623,823.26
  5. Step 5: Solve for x
    x = 3,285,623,823.26/65,923.44
  6. Step 6: Final answer
    x = 49,839.99

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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.