Home / 252,249.82-348,104.79-139,072.57

Finding the Fourth Proportional to 252,249.82, 348,104.79 and 139,072.57

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Solution

The fourth proportional to 252,249.82, 348,104.79 and 139,072.57 is: 191,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,249.82 : 348,104.79 = 139,072.57 : x
  2. Step 2: Convert to fraction form
    252,249.82/348,104.79 = 139,072.57/x
  3. Step 3: Cross multiply
    252,249.82x = 348,104.79 × 139,072.57
  4. Step 4: Simplify right side
    252,249.82x = 48,411,827,883.39
  5. Step 5: Solve for x
    x = 48,411,827,883.39/252,249.82
  6. Step 6: Final answer
    x = 191,920.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.