Home / 110,764.80-166,155.84-54,635.04

Finding the Fourth Proportional to 110,764.80, 166,155.84 and 54,635.04

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Solution

The fourth proportional to 110,764.80, 166,155.84 and 54,635.04 is: 81,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,764.80 : 166,155.84 = 54,635.04 : x
  2. Step 2: Convert to fraction form
    110,764.80/166,155.84 = 54,635.04/x
  3. Step 3: Cross multiply
    110,764.80x = 166,155.84 × 54,635.04
  4. Step 4: Simplify right side
    110,764.80x = 9,077,930,964.63
  5. Step 5: Solve for x
    x = 9,077,930,964.63/110,764.80
  6. Step 6: Final answer
    x = 81,956.82

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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.