Home / 110,933.40-166,400.10-92,234.55

Finding the Fourth Proportional to 110,933.40, 166,400.10 and 92,234.55

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Solution

The fourth proportional to 110,933.40, 166,400.10 and 92,234.55 is: 138,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,933.40 : 166,400.10 = 92,234.55 : x
  2. Step 2: Convert to fraction form
    110,933.40/166,400.10 = 92,234.55/x
  3. Step 3: Cross multiply
    110,933.40x = 166,400.10 × 92,234.55
  4. Step 4: Simplify right side
    110,933.40x = 15,347,838,343.46
  5. Step 5: Solve for x
    x = 15,347,838,343.46/110,933.40
  6. Step 6: Final answer
    x = 138,351.83

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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.