Home / 187,755.64-281,634.04-47,514.22

Finding the Fourth Proportional to 187,755.64, 281,634.04 and 47,514.22

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Solution

The fourth proportional to 187,755.64, 281,634.04 and 47,514.22 is: 71,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,755.64 : 281,634.04 = 47,514.22 : x
  2. Step 2: Convert to fraction form
    187,755.64/281,634.04 = 47,514.22/x
  3. Step 3: Cross multiply
    187,755.64x = 281,634.04 × 47,514.22
  4. Step 4: Simplify right side
    187,755.64x = 13,381,621,736.05
  5. Step 5: Solve for x
    x = 13,381,621,736.05/187,755.64
  6. Step 6: Final answer
    x = 71,271.48

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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.