Home / 110,454.24-165,582-40,284.48

Finding the Fourth Proportional to 110,454.24, 165,582 and 40,284.48

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Solution

The fourth proportional to 110,454.24, 165,582 and 40,284.48 is: 60,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,454.24 : 165,582 = 40,284.48 : x
  2. Step 2: Convert to fraction form
    110,454.24/165,582 = 40,284.48/x
  3. Step 3: Cross multiply
    110,454.24x = 165,582 × 40,284.48
  4. Step 4: Simplify right side
    110,454.24x = 6,670,384,767.36
  5. Step 5: Solve for x
    x = 6,670,384,767.36/110,454.24
  6. Step 6: Final answer
    x = 60,390.48

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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.