Home / 110,736.14-165,987.57-55,215.50

Finding the Fourth Proportional to 110,736.14, 165,987.57 and 55,215.50

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Solution

The fourth proportional to 110,736.14, 165,987.57 and 55,215.50 is: 82,765.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,736.14 : 165,987.57 = 55,215.50 : x
  2. Step 2: Convert to fraction form
    110,736.14/165,987.57 = 55,215.50/x
  3. Step 3: Cross multiply
    110,736.14x = 165,987.57 × 55,215.50
  4. Step 4: Simplify right side
    110,736.14x = 9,165,086,671.34
  5. Step 5: Solve for x
    x = 9,165,086,671.34/110,736.14
  6. Step 6: Final answer
    x = 82,765.09

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1.5x scale

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.