Home / 110,511.15-165,736.38-30,530.01

Finding the Fourth Proportional to 110,511.15, 165,736.38 and 30,530.01

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Solution

The fourth proportional to 110,511.15, 165,736.38 and 30,530.01 is: 45,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,511.15 : 165,736.38 = 30,530.01 : x
  2. Step 2: Convert to fraction form
    110,511.15/165,736.38 = 30,530.01/x
  3. Step 3: Cross multiply
    110,511.15x = 165,736.38 × 30,530.01
  4. Step 4: Simplify right side
    110,511.15x = 5,059,933,338.76
  5. Step 5: Solve for x
    x = 5,059,933,338.76/110,511.15
  6. Step 6: Final answer
    x = 45,786.63

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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.