Home / 80,625.66-111,272.45-44,819.07

Finding the Fourth Proportional to 80,625.66, 111,272.45 and 44,819.07

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Solution

The fourth proportional to 80,625.66, 111,272.45 and 44,819.07 is: 61,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,625.66 : 111,272.45 = 44,819.07 : x
  2. Step 2: Convert to fraction form
    80,625.66/111,272.45 = 44,819.07/x
  3. Step 3: Cross multiply
    80,625.66x = 111,272.45 × 44,819.07
  4. Step 4: Simplify right side
    80,625.66x = 4,987,127,725.62
  5. Step 5: Solve for x
    x = 4,987,127,725.62/80,625.66
  6. Step 6: Final answer
    x = 61,855.34

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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.