Home / 62,743.45-86,553.89-40,058.61

Finding the Fourth Proportional to 62,743.45, 86,553.89 and 40,058.61

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Solution

The fourth proportional to 62,743.45, 86,553.89 and 40,058.61 is: 55,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,743.45 : 86,553.89 = 40,058.61 : x
  2. Step 2: Convert to fraction form
    62,743.45/86,553.89 = 40,058.61/x
  3. Step 3: Cross multiply
    62,743.45x = 86,553.89 × 40,058.61
  4. Step 4: Simplify right side
    62,743.45x = 3,467,228,504.94
  5. Step 5: Solve for x
    x = 3,467,228,504.94/62,743.45
  6. Step 6: Final answer
    x = 55,260.40

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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.