Home / 187,418.45-281,127.32-61,058.54

Finding the Fourth Proportional to 187,418.45, 281,127.32 and 61,058.54

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Solution

The fourth proportional to 187,418.45, 281,127.32 and 61,058.54 is: 91,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,418.45 : 281,127.32 = 61,058.54 : x
  2. Step 2: Convert to fraction form
    187,418.45/281,127.32 = 61,058.54/x
  3. Step 3: Cross multiply
    187,418.45x = 281,127.32 × 61,058.54
  4. Step 4: Simplify right side
    187,418.45x = 17,165,223,713.31
  5. Step 5: Solve for x
    x = 17,165,223,713.31/187,418.45
  6. Step 6: Final answer
    x = 91,587.69

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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.