Home / 110,479.20-165,718.26-31,593.12

Finding the Fourth Proportional to 110,479.20, 165,718.26 and 31,593.12

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Solution

The fourth proportional to 110,479.20, 165,718.26 and 31,593.12 is: 47,389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,479.20 : 165,718.26 = 31,593.12 : x
  2. Step 2: Convert to fraction form
    110,479.20/165,718.26 = 31,593.12/x
  3. Step 3: Cross multiply
    110,479.20x = 165,718.26 × 31,593.12
  4. Step 4: Simplify right side
    110,479.20x = 5,235,556,874.37
  5. Step 5: Solve for x
    x = 5,235,556,874.37/110,479.20
  6. Step 6: Final answer
    x = 47,389.53

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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.