Home / 134,161.56-185,142.82-73,736.08

Finding the Fourth Proportional to 134,161.56, 185,142.82 and 73,736.08

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Solution

The fourth proportional to 134,161.56, 185,142.82 and 73,736.08 is: 101,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,161.56 : 185,142.82 = 73,736.08 : x
  2. Step 2: Convert to fraction form
    134,161.56/185,142.82 = 73,736.08/x
  3. Step 3: Cross multiply
    134,161.56x = 185,142.82 × 73,736.08
  4. Step 4: Simplify right side
    134,161.56x = 13,651,705,786.95
  5. Step 5: Solve for x
    x = 13,651,705,786.95/134,161.56
  6. Step 6: Final answer
    x = 101,755.72

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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.