Home / 80,212.02-110,691-44,399.94

Finding the Fourth Proportional to 80,212.02, 110,691 and 44,399.94

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Solution

The fourth proportional to 80,212.02, 110,691 and 44,399.94 is: 61,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,212.02 : 110,691 = 44,399.94 : x
  2. Step 2: Convert to fraction form
    80,212.02/110,691 = 44,399.94/x
  3. Step 3: Cross multiply
    80,212.02x = 110,691 × 44,399.94
  4. Step 4: Simplify right side
    80,212.02x = 4,914,673,758.54
  5. Step 5: Solve for x
    x = 4,914,673,758.54/80,212.02
  6. Step 6: Final answer
    x = 61,271.04

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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.