Home / 137,058.06-205,664.86-54,010.38

Finding the Fourth Proportional to 137,058.06, 205,664.86 and 54,010.38

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Solution

The fourth proportional to 137,058.06, 205,664.86 and 54,010.38 is: 81,046.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,058.06 : 205,664.86 = 54,010.38 : x
  2. Step 2: Convert to fraction form
    137,058.06/205,664.86 = 54,010.38/x
  3. Step 3: Cross multiply
    137,058.06x = 205,664.86 × 54,010.38
  4. Step 4: Simplify right side
    137,058.06x = 11,108,037,241.25
  5. Step 5: Solve for x
    x = 11,108,037,241.25/137,058.06
  6. Step 6: Final answer
    x = 81,046.22

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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.