Home / 80,240.11-110,722.41-44,421.15

Finding the Fourth Proportional to 80,240.11, 110,722.41 and 44,421.15

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Solution

The fourth proportional to 80,240.11, 110,722.41 and 44,421.15 is: 61,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,240.11 : 110,722.41 = 44,421.15 : x
  2. Step 2: Convert to fraction form
    80,240.11/110,722.41 = 44,421.15/x
  3. Step 3: Cross multiply
    80,240.11x = 110,722.41 × 44,421.15
  4. Step 4: Simplify right side
    80,240.11x = 4,918,416,782.97
  5. Step 5: Solve for x
    x = 4,918,416,782.97/80,240.11
  6. Step 6: Final answer
    x = 61,296.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.