Home / 202,218.27-303,327.37-69,099.67

Finding the Fourth Proportional to 202,218.27, 303,327.37 and 69,099.67

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Solution

The fourth proportional to 202,218.27, 303,327.37 and 69,099.67 is: 103,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,218.27 : 303,327.37 = 69,099.67 : x
  2. Step 2: Convert to fraction form
    202,218.27/303,327.37 = 69,099.67/x
  3. Step 3: Cross multiply
    202,218.27x = 303,327.37 × 69,099.67
  4. Step 4: Simplify right side
    202,218.27x = 20,959,821,168.97
  5. Step 5: Solve for x
    x = 20,959,821,168.97/202,218.27
  6. Step 6: Final answer
    x = 103,649.49

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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.