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Finding the Fourth Proportional to 372,850.33, 559,348.60 and 148,168.89

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Solution

The fourth proportional to 372,850.33, 559,348.60 and 148,168.89 is: 222,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,850.33 : 559,348.60 = 148,168.89 : x
  2. Step 2: Convert to fraction form
    372,850.33/559,348.60 = 148,168.89/x
  3. Step 3: Cross multiply
    372,850.33x = 559,348.60 × 148,168.89
  4. Step 4: Simplify right side
    372,850.33x = 82,878,061,185.05
  5. Step 5: Solve for x
    x = 82,878,061,185.05/372,850.33
  6. Step 6: Final answer
    x = 222,282.39

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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.