Home / 215,499.44-323,299.81-65,739.75

Finding the Fourth Proportional to 215,499.44, 323,299.81 and 65,739.75

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Solution

The fourth proportional to 215,499.44, 323,299.81 and 65,739.75 is: 98,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,499.44 : 323,299.81 = 65,739.75 : x
  2. Step 2: Convert to fraction form
    215,499.44/323,299.81 = 65,739.75/x
  3. Step 3: Cross multiply
    215,499.44x = 323,299.81 × 65,739.75
  4. Step 4: Simplify right side
    215,499.44x = 21,253,649,003.02
  5. Step 5: Solve for x
    x = 21,253,649,003.02/215,499.44
  6. Step 6: Final answer
    x = 98,625.08

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1.5x scale

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.