Home / 110,828.80-166,144.32-48,449.92

Finding the Fourth Proportional to 110,828.80, 166,144.32 and 48,449.92

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Solution

The fourth proportional to 110,828.80, 166,144.32 and 48,449.92 is: 72,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,828.80 : 166,144.32 = 48,449.92 : x
  2. Step 2: Convert to fraction form
    110,828.80/166,144.32 = 48,449.92/x
  3. Step 3: Cross multiply
    110,828.80x = 166,144.32 × 48,449.92
  4. Step 4: Simplify right side
    110,828.80x = 8,049,679,012.45
  5. Step 5: Solve for x
    x = 8,049,679,012.45/110,828.80
  6. Step 6: Final answer
    x = 72,631.65

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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.