Home / 80,579.88-111,194.70-44,768.04

Finding the Fourth Proportional to 80,579.88, 111,194.70 and 44,768.04

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Solution

The fourth proportional to 80,579.88, 111,194.70 and 44,768.04 is: 61,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,579.88 : 111,194.70 = 44,768.04 : x
  2. Step 2: Convert to fraction form
    80,579.88/111,194.70 = 44,768.04/x
  3. Step 3: Cross multiply
    80,579.88x = 111,194.70 × 44,768.04
  4. Step 4: Simplify right side
    80,579.88x = 4,977,968,777.39
  5. Step 5: Solve for x
    x = 4,977,968,777.39/80,579.88
  6. Step 6: Final answer
    x = 61,776.82

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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.