Home / 202,096.10-303,145.20-52,325.90

Finding the Fourth Proportional to 202,096.10, 303,145.20 and 52,325.90

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Solution

The fourth proportional to 202,096.10, 303,145.20 and 52,325.90 is: 78,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,096.10 : 303,145.20 = 52,325.90 : x
  2. Step 2: Convert to fraction form
    202,096.10/303,145.20 = 52,325.90/x
  3. Step 3: Cross multiply
    202,096.10x = 303,145.20 × 52,325.90
  4. Step 4: Simplify right side
    202,096.10x = 15,862,345,420.68
  5. Step 5: Solve for x
    x = 15,862,345,420.68/202,096.10
  6. Step 6: Final answer
    x = 78,489.12

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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.