Home / 110,865.24-166,298.78-47,680.98

Finding the Fourth Proportional to 110,865.24, 166,298.78 and 47,680.98

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Solution

The fourth proportional to 110,865.24, 166,298.78 and 47,680.98 is: 71,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,865.24 : 166,298.78 = 47,680.98 : x
  2. Step 2: Convert to fraction form
    110,865.24/166,298.78 = 47,680.98/x
  3. Step 3: Cross multiply
    110,865.24x = 166,298.78 × 47,680.98
  4. Step 4: Simplify right side
    110,865.24x = 7,929,288,564.80
  5. Step 5: Solve for x
    x = 7,929,288,564.80/110,865.24
  6. Step 6: Final answer
    x = 71,521.86

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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.