Home / 80,676.14-111,319.52-44,861.45

Finding the Fourth Proportional to 80,676.14, 111,319.52 and 44,861.45

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Solution

The fourth proportional to 80,676.14, 111,319.52 and 44,861.45 is: 61,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,676.14 : 111,319.52 = 44,861.45 : x
  2. Step 2: Convert to fraction form
    80,676.14/111,319.52 = 44,861.45/x
  3. Step 3: Cross multiply
    80,676.14x = 111,319.52 × 44,861.45
  4. Step 4: Simplify right side
    80,676.14x = 4,993,954,299.60
  5. Step 5: Solve for x
    x = 4,993,954,299.60/80,676.14
  6. Step 6: Final answer
    x = 61,901.26

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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.