Home / 134,273.12-185,293.20-73,843.76

Finding the Fourth Proportional to 134,273.12, 185,293.20 and 73,843.76

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Solution

The fourth proportional to 134,273.12, 185,293.20 and 73,843.76 is: 101,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,273.12 : 185,293.20 = 73,843.76 : x
  2. Step 2: Convert to fraction form
    134,273.12/185,293.20 = 73,843.76/x
  3. Step 3: Cross multiply
    134,273.12x = 185,293.20 × 73,843.76
  4. Step 4: Simplify right side
    134,273.12x = 13,682,745,663.97
  5. Step 5: Solve for x
    x = 13,682,745,663.97/134,273.12
  6. Step 6: Final answer
    x = 101,902.35

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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.