Home / 110,560.20-165,840.30-36,678.60

Finding the Fourth Proportional to 110,560.20, 165,840.30 and 36,678.60

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Solution

The fourth proportional to 110,560.20, 165,840.30 and 36,678.60 is: 55,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,560.20 : 165,840.30 = 36,678.60 : x
  2. Step 2: Convert to fraction form
    110,560.20/165,840.30 = 36,678.60/x
  3. Step 3: Cross multiply
    110,560.20x = 165,840.30 × 36,678.60
  4. Step 4: Simplify right side
    110,560.20x = 6,082,790,027.58
  5. Step 5: Solve for x
    x = 6,082,790,027.58/110,560.20
  6. Step 6: Final answer
    x = 55,017.90

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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.