Home / 110,067.12-165,050.28-35,172.72

Finding the Fourth Proportional to 110,067.12, 165,050.28 and 35,172.72

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Solution

The fourth proportional to 110,067.12, 165,050.28 and 35,172.72 is: 52,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,067.12 : 165,050.28 = 35,172.72 : x
  2. Step 2: Convert to fraction form
    110,067.12/165,050.28 = 35,172.72/x
  3. Step 3: Cross multiply
    110,067.12x = 165,050.28 × 35,172.72
  4. Step 4: Simplify right side
    110,067.12x = 5,805,267,284.36
  5. Step 5: Solve for x
    x = 5,805,267,284.36/110,067.12
  6. Step 6: Final answer
    x = 52,742.97

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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.