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Finding the Fourth Proportional to 202,228.58, 303,403.46 and 60,078.59

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Solution

The fourth proportional to 202,228.58, 303,403.46 and 60,078.59 is: 90,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,228.58 : 303,403.46 = 60,078.59 : x
  2. Step 2: Convert to fraction form
    202,228.58/303,403.46 = 60,078.59/x
  3. Step 3: Cross multiply
    202,228.58x = 303,403.46 × 60,078.59
  4. Step 4: Simplify right side
    202,228.58x = 18,228,051,777.53
  5. Step 5: Solve for x
    x = 18,228,051,777.53/202,228.58
  6. Step 6: Final answer
    x = 90,135.88

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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.