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Finding the Fourth Proportional to 152,755.60, 229,133.40 and 133,072.60

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Solution

The fourth proportional to 152,755.60, 229,133.40 and 133,072.60 is: 199,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,755.60 : 229,133.40 = 133,072.60 : x
  2. Step 2: Convert to fraction form
    152,755.60/229,133.40 = 133,072.60/x
  3. Step 3: Cross multiply
    152,755.60x = 229,133.40 × 133,072.60
  4. Step 4: Simplify right side
    152,755.60x = 30,491,377,284.84
  5. Step 5: Solve for x
    x = 30,491,377,284.84/152,755.60
  6. Step 6: Final answer
    x = 199,608.90

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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.