Home / 110,775.44-166,138.32-31,872.08

Finding the Fourth Proportional to 110,775.44, 166,138.32 and 31,872.08

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Solution

The fourth proportional to 110,775.44, 166,138.32 and 31,872.08 is: 47,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,775.44 : 166,138.32 = 31,872.08 : x
  2. Step 2: Convert to fraction form
    110,775.44/166,138.32 = 31,872.08/x
  3. Step 3: Cross multiply
    110,775.44x = 166,138.32 × 31,872.08
  4. Step 4: Simplify right side
    110,775.44x = 5,295,173,826.11
  5. Step 5: Solve for x
    x = 5,295,173,826.11/110,775.44
  6. Step 6: Final answer
    x = 47,800.97

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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.