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Finding the Fourth Proportional to 202,201.46, 303,303.45 and 89,855.30

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Solution

The fourth proportional to 202,201.46, 303,303.45 and 89,855.30 is: 134,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,201.46 : 303,303.45 = 89,855.30 : x
  2. Step 2: Convert to fraction form
    202,201.46/303,303.45 = 89,855.30/x
  3. Step 3: Cross multiply
    202,201.46x = 303,303.45 × 89,855.30
  4. Step 4: Simplify right side
    202,201.46x = 27,253,422,490.79
  5. Step 5: Solve for x
    x = 27,253,422,490.79/202,201.46
  6. Step 6: Final answer
    x = 134,783.51

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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.