Home / 80,449.10-120,626.62-24,272.36

Finding the Fourth Proportional to 80,449.10, 120,626.62 and 24,272.36

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Solution

The fourth proportional to 80,449.10, 120,626.62 and 24,272.36 is: 36,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449.10 : 120,626.62 = 24,272.36 : x
  2. Step 2: Convert to fraction form
    80,449.10/120,626.62 = 24,272.36/x
  3. Step 3: Cross multiply
    80,449.10x = 120,626.62 × 24,272.36
  4. Step 4: Simplify right side
    80,449.10x = 2,927,892,534.76
  5. Step 5: Solve for x
    x = 2,927,892,534.76/80,449.10
  6. Step 6: Final answer
    x = 36,394.35

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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.