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Finding the Fourth Proportional to 202,195.29, 303,331.80 and 77,526.57

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Solution

The fourth proportional to 202,195.29, 303,331.80 and 77,526.57 is: 116,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,195.29 : 303,331.80 = 77,526.57 : x
  2. Step 2: Convert to fraction form
    202,195.29/303,331.80 = 77,526.57/x
  3. Step 3: Cross multiply
    202,195.29x = 303,331.80 × 77,526.57
  4. Step 4: Simplify right side
    202,195.29x = 23,516,274,025.93
  5. Step 5: Solve for x
    x = 23,516,274,025.93/202,195.29
  6. Step 6: Final answer
    x = 116,304.76

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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.