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Finding the Fourth Proportional to 202,280.20, 303,505.35 and 108,676.60

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Solution

The fourth proportional to 202,280.20, 303,505.35 and 108,676.60 is: 163,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,280.20 : 303,505.35 = 108,676.60 : x
  2. Step 2: Convert to fraction form
    202,280.20/303,505.35 = 108,676.60/x
  3. Step 3: Cross multiply
    202,280.20x = 303,505.35 × 108,676.60
  4. Step 4: Simplify right side
    202,280.20x = 32,983,929,519.81
  5. Step 5: Solve for x
    x = 32,983,929,519.81/202,280.20
  6. Step 6: Final answer
    x = 163,060.59

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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.