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Finding the Fourth Proportional to 202,996.92, 280,116.46 and 137,452.22

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Solution

The fourth proportional to 202,996.92, 280,116.46 and 137,452.22 is: 189,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,996.92 : 280,116.46 = 137,452.22 : x
  2. Step 2: Convert to fraction form
    202,996.92/280,116.46 = 137,452.22/x
  3. Step 3: Cross multiply
    202,996.92x = 280,116.46 × 137,452.22
  4. Step 4: Simplify right side
    202,996.92x = 38,502,629,285.54
  5. Step 5: Solve for x
    x = 38,502,629,285.54/202,996.92
  6. Step 6: Final answer
    x = 189,671.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.