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Finding the Fourth Proportional to 202,521.29, 303,837.14 and 88,648.38

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Solution

The fourth proportional to 202,521.29, 303,837.14 and 88,648.38 is: 132,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,521.29 : 303,837.14 = 88,648.38 : x
  2. Step 2: Convert to fraction form
    202,521.29/303,837.14 = 88,648.38/x
  3. Step 3: Cross multiply
    202,521.29x = 303,837.14 × 88,648.38
  4. Step 4: Simplify right side
    202,521.29x = 26,934,670,466.45
  5. Step 5: Solve for x
    x = 26,934,670,466.45/202,521.29
  6. Step 6: Final answer
    x = 132,996.74

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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.