Home / 187,553.15-258,944.09-167,375.37

Finding the Fourth Proportional to 187,553.15, 258,944.09 and 167,375.37

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Solution

The fourth proportional to 187,553.15, 258,944.09 and 167,375.37 is: 231,085.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,553.15 : 258,944.09 = 167,375.37 : x
  2. Step 2: Convert to fraction form
    187,553.15/258,944.09 = 167,375.37/x
  3. Step 3: Cross multiply
    187,553.15x = 258,944.09 × 167,375.37
  4. Step 4: Simplify right side
    187,553.15x = 43,340,862,036.19
  5. Step 5: Solve for x
    x = 43,340,862,036.19/187,553.15
  6. Step 6: Final answer
    x = 231,085.77

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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.