Home / 166,278.86-229,540.37-105,932.26

Finding the Fourth Proportional to 166,278.86, 229,540.37 and 105,932.26

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Solution

The fourth proportional to 166,278.86, 229,540.37 and 105,932.26 is: 146,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,278.86 : 229,540.37 = 105,932.26 : x
  2. Step 2: Convert to fraction form
    166,278.86/229,540.37 = 105,932.26/x
  3. Step 3: Cross multiply
    166,278.86x = 229,540.37 × 105,932.26
  4. Step 4: Simplify right side
    166,278.86x = 24,315,730,155.34
  5. Step 5: Solve for x
    x = 24,315,730,155.34/166,278.86
  6. Step 6: Final answer
    x = 146,234.65

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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.