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Finding the Fourth Proportional to 202,046.40, 303,041.28 and 107,234.88

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Solution

The fourth proportional to 202,046.40, 303,041.28 and 107,234.88 is: 160,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,046.40 : 303,041.28 = 107,234.88 : x
  2. Step 2: Convert to fraction form
    202,046.40/303,041.28 = 107,234.88/x
  3. Step 3: Cross multiply
    202,046.40x = 303,041.28 × 107,234.88
  4. Step 4: Simplify right side
    202,046.40x = 32,496,595,295.85
  5. Step 5: Solve for x
    x = 32,496,595,295.85/202,046.40
  6. Step 6: Final answer
    x = 160,837.29

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1.5x scale

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.