Home / 187,945.37-282,058.16-75,626.54

Finding the Fourth Proportional to 187,945.37, 282,058.16 and 75,626.54

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Solution

The fourth proportional to 187,945.37, 282,058.16 and 75,626.54 is: 113,496.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,945.37 : 282,058.16 = 75,626.54 : x
  2. Step 2: Convert to fraction form
    187,945.37/282,058.16 = 75,626.54/x
  3. Step 3: Cross multiply
    187,945.37x = 282,058.16 × 75,626.54
  4. Step 4: Simplify right side
    187,945.37x = 21,331,082,719.57
  5. Step 5: Solve for x
    x = 21,331,082,719.57/187,945.37
  6. Step 6: Final answer
    x = 113,496.19

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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.