Home / 80,339.60-110,875.20-44,540.23

Finding the Fourth Proportional to 80,339.60, 110,875.20 and 44,540.23

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Solution

The fourth proportional to 80,339.60, 110,875.20 and 44,540.23 is: 61,469.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,339.60 : 110,875.20 = 44,540.23 : x
  2. Step 2: Convert to fraction form
    80,339.60/110,875.20 = 44,540.23/x
  3. Step 3: Cross multiply
    80,339.60x = 110,875.20 × 44,540.23
  4. Step 4: Simplify right side
    80,339.60x = 4,938,407,048.78
  5. Step 5: Solve for x
    x = 4,938,407,048.78/80,339.60
  6. Step 6: Final answer
    x = 61,469.15

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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.