Home / 80,135.10-110,583.68-44,325

Finding the Fourth Proportional to 80,135.10, 110,583.68 and 44,325

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Solution

The fourth proportional to 80,135.10, 110,583.68 and 44,325 is: 61,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,135.10 : 110,583.68 = 44,325 : x
  2. Step 2: Convert to fraction form
    80,135.10/110,583.68 = 44,325/x
  3. Step 3: Cross multiply
    80,135.10x = 110,583.68 × 44,325
  4. Step 4: Simplify right side
    80,135.10x = 4,901,621,616
  5. Step 5: Solve for x
    x = 4,901,621,616/80,135.10
  6. Step 6: Final answer
    x = 61,166.97

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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.