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Finding the Fourth Proportional to 202,096.72, 303,145.08 and 89,750.52

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Solution

The fourth proportional to 202,096.72, 303,145.08 and 89,750.52 is: 134,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,096.72 : 303,145.08 = 89,750.52 : x
  2. Step 2: Convert to fraction form
    202,096.72/303,145.08 = 89,750.52/x
  3. Step 3: Cross multiply
    202,096.72x = 303,145.08 × 89,750.52
  4. Step 4: Simplify right side
    202,096.72x = 27,207,428,565.44
  5. Step 5: Solve for x
    x = 27,207,428,565.44/202,096.72
  6. Step 6: Final answer
    x = 134,625.78

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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.