Home / 110,399.56-165,488.61-51,276.75

Finding the Fourth Proportional to 110,399.56, 165,488.61 and 51,276.75

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Solution

The fourth proportional to 110,399.56, 165,488.61 and 51,276.75 is: 76,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,399.56 : 165,488.61 = 51,276.75 : x
  2. Step 2: Convert to fraction form
    110,399.56/165,488.61 = 51,276.75/x
  3. Step 3: Cross multiply
    110,399.56x = 165,488.61 × 51,276.75
  4. Step 4: Simplify right side
    110,399.56x = 8,485,718,082.82
  5. Step 5: Solve for x
    x = 8,485,718,082.82/110,399.56
  6. Step 6: Final answer
    x = 76,863.69

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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.