Home / 80,048.28-110,466.96-43,750.45

Finding the Fourth Proportional to 80,048.28, 110,466.96 and 43,750.45

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Solution

The fourth proportional to 80,048.28, 110,466.96 and 43,750.45 is: 60,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,048.28 : 110,466.96 = 43,750.45 : x
  2. Step 2: Convert to fraction form
    80,048.28/110,466.96 = 43,750.45/x
  3. Step 3: Cross multiply
    80,048.28x = 110,466.96 × 43,750.45
  4. Step 4: Simplify right side
    80,048.28x = 4,832,979,863.98
  5. Step 5: Solve for x
    x = 4,832,979,863.98/80,048.28
  6. Step 6: Final answer
    x = 60,375.82

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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.