Home / 190,058.74-285,141.94-95,174.38

Finding the Fourth Proportional to 190,058.74, 285,141.94 and 95,174.38

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Solution

The fourth proportional to 190,058.74, 285,141.94 and 95,174.38 is: 142,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,058.74 : 285,141.94 = 95,174.38 : x
  2. Step 2: Convert to fraction form
    190,058.74/285,141.94 = 95,174.38/x
  3. Step 3: Cross multiply
    190,058.74x = 285,141.94 × 95,174.38
  4. Step 4: Simplify right side
    190,058.74x = 27,138,207,351.50
  5. Step 5: Solve for x
    x = 27,138,207,351.50/190,058.74
  6. Step 6: Final answer
    x = 142,788.53

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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.