Home / 202,289.20-303,761.85-146,520.70

Finding the Fourth Proportional to 202,289.20, 303,761.85 and 146,520.70

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Solution

The fourth proportional to 202,289.20, 303,761.85 and 146,520.70 is: 220,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,289.20 : 303,761.85 = 146,520.70 : x
  2. Step 2: Convert to fraction form
    202,289.20/303,761.85 = 146,520.70/x
  3. Step 3: Cross multiply
    202,289.20x = 303,761.85 × 146,520.70
  4. Step 4: Simplify right side
    202,289.20x = 44,507,398,895.30
  5. Step 5: Solve for x
    x = 44,507,398,895.30/202,289.20
  6. Step 6: Final answer
    x = 220,018.66

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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.