Home / 45,843.82-68,898.57-30,359.86

Finding the Fourth Proportional to 45,843.82, 68,898.57 and 30,359.86

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Solution

The fourth proportional to 45,843.82, 68,898.57 and 30,359.86 is: 45,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,843.82 : 68,898.57 = 30,359.86 : x
  2. Step 2: Convert to fraction form
    45,843.82/68,898.57 = 30,359.86/x
  3. Step 3: Cross multiply
    45,843.82x = 68,898.57 × 30,359.86
  4. Step 4: Simplify right side
    45,843.82x = 2,091,750,939.40
  5. Step 5: Solve for x
    x = 2,091,750,939.40/45,843.82
  6. Step 6: Final answer
    x = 45,627.76

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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.