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Finding the Fourth Proportional to 202,235.10, 303,425.55 and 194,945.10

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Solution

The fourth proportional to 202,235.10, 303,425.55 and 194,945.10 is: 292,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,235.10 : 303,425.55 = 194,945.10 : x
  2. Step 2: Convert to fraction form
    202,235.10/303,425.55 = 194,945.10/x
  3. Step 3: Cross multiply
    202,235.10x = 303,425.55 × 194,945.10
  4. Step 4: Simplify right side
    202,235.10x = 59,151,324,187.31
  5. Step 5: Solve for x
    x = 59,151,324,187.31/202,235.10
  6. Step 6: Final answer
    x = 292,487.92

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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.