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Finding the Fourth Proportional to 151,755.80, 227,115.30 and 133,093.40

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Solution

The fourth proportional to 151,755.80, 227,115.30 and 133,093.40 is: 199,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,755.80 : 227,115.30 = 133,093.40 : x
  2. Step 2: Convert to fraction form
    151,755.80/227,115.30 = 133,093.40/x
  3. Step 3: Cross multiply
    151,755.80x = 227,115.30 × 133,093.40
  4. Step 4: Simplify right side
    151,755.80x = 30,227,547,469.02
  5. Step 5: Solve for x
    x = 30,227,547,469.02/151,755.80
  6. Step 6: Final answer
    x = 199,185.45

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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.