Home / 110,826.30-166,239.45-109,076.70

Finding the Fourth Proportional to 110,826.30, 166,239.45 and 109,076.70

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Solution

The fourth proportional to 110,826.30, 166,239.45 and 109,076.70 is: 163,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,826.30 : 166,239.45 = 109,076.70 : x
  2. Step 2: Convert to fraction form
    110,826.30/166,239.45 = 109,076.70/x
  3. Step 3: Cross multiply
    110,826.30x = 166,239.45 × 109,076.70
  4. Step 4: Simplify right side
    110,826.30x = 18,132,850,615.82
  5. Step 5: Solve for x
    x = 18,132,850,615.82/110,826.30
  6. Step 6: Final answer
    x = 163,615.05

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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.