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Finding the Fourth Proportional to 80,158.33, 110,619.30 and 43,859.08

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Solution

The fourth proportional to 80,158.33, 110,619.30 and 43,859.08 is: 60,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,158.33 : 110,619.30 = 43,859.08 : x
  2. Step 2: Convert to fraction form
    80,158.33/110,619.30 = 43,859.08/x
  3. Step 3: Cross multiply
    80,158.33x = 110,619.30 × 43,859.08
  4. Step 4: Simplify right side
    80,158.33x = 4,851,660,728.24
  5. Step 5: Solve for x
    x = 4,851,660,728.24/80,158.33
  6. Step 6: Final answer
    x = 60,525.97

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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.