Home / 173,380.39-260,081.92-53,422.63

Finding the Fourth Proportional to 173,380.39, 260,081.92 and 53,422.63

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Solution

The fourth proportional to 173,380.39, 260,081.92 and 53,422.63 is: 80,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,380.39 : 260,081.92 = 53,422.63 : x
  2. Step 2: Convert to fraction form
    173,380.39/260,081.92 = 53,422.63/x
  3. Step 3: Cross multiply
    173,380.39x = 260,081.92 × 53,422.63
  4. Step 4: Simplify right side
    173,380.39x = 13,894,260,181.85
  5. Step 5: Solve for x
    x = 13,894,260,181.85/173,380.39
  6. Step 6: Final answer
    x = 80,137.44

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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.