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Finding the Fourth Proportional to 181,258.40, 271,628.40 and 133,500.80

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Solution

The fourth proportional to 181,258.40, 271,628.40 and 133,500.80 is: 200,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,258.40 : 271,628.40 = 133,500.80 : x
  2. Step 2: Convert to fraction form
    181,258.40/271,628.40 = 133,500.80/x
  3. Step 3: Cross multiply
    181,258.40x = 271,628.40 × 133,500.80
  4. Step 4: Simplify right side
    181,258.40x = 36,262,608,702.72
  5. Step 5: Solve for x
    x = 36,262,608,702.72/181,258.40
  6. Step 6: Final answer
    x = 200,060.29

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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.