Home / 252,738.90-379,161.81-94,968.72

Finding the Fourth Proportional to 252,738.90, 379,161.81 and 94,968.72

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Solution

The fourth proportional to 252,738.90, 379,161.81 and 94,968.72 is: 142,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,738.90 : 379,161.81 = 94,968.72 : x
  2. Step 2: Convert to fraction form
    252,738.90/379,161.81 = 94,968.72/x
  3. Step 3: Cross multiply
    252,738.90x = 379,161.81 × 94,968.72
  4. Step 4: Simplify right side
    252,738.90x = 36,008,511,768.58
  5. Step 5: Solve for x
    x = 36,008,511,768.58/252,738.90
  6. Step 6: Final answer
    x = 142,473.17

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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.