Home / 80,268.23-110,844.61-60,090.08

Finding the Fourth Proportional to 80,268.23, 110,844.61 and 60,090.08

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Solution

The fourth proportional to 80,268.23, 110,844.61 and 60,090.08 is: 82,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,268.23 : 110,844.61 = 60,090.08 : x
  2. Step 2: Convert to fraction form
    80,268.23/110,844.61 = 60,090.08/x
  3. Step 3: Cross multiply
    80,268.23x = 110,844.61 × 60,090.08
  4. Step 4: Simplify right side
    80,268.23x = 6,660,660,778.02
  5. Step 5: Solve for x
    x = 6,660,660,778.02/80,268.23
  6. Step 6: Final answer
    x = 82,980.04

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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.