Home / 65,456.23-90,324.05-36,773.64

Finding the Fourth Proportional to 65,456.23, 90,324.05 and 36,773.64

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Solution

The fourth proportional to 65,456.23, 90,324.05 and 36,773.64 is: 50,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,456.23 : 90,324.05 = 36,773.64 : x
  2. Step 2: Convert to fraction form
    65,456.23/90,324.05 = 36,773.64/x
  3. Step 3: Cross multiply
    65,456.23x = 90,324.05 × 36,773.64
  4. Step 4: Simplify right side
    65,456.23x = 3,321,543,660.14
  5. Step 5: Solve for x
    x = 3,321,543,660.14/65,456.23
  6. Step 6: Final answer
    x = 50,744.50

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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.