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Finding the Fourth Proportional to 80,033.58, 120,069.81 and 23,871.42

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Solution

The fourth proportional to 80,033.58, 120,069.81 and 23,871.42 is: 35,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,033.58 : 120,069.81 = 23,871.42 : x
  2. Step 2: Convert to fraction form
    80,033.58/120,069.81 = 23,871.42/x
  3. Step 3: Cross multiply
    80,033.58x = 120,069.81 × 23,871.42
  4. Step 4: Simplify right side
    80,033.58x = 2,866,236,863.83
  5. Step 5: Solve for x
    x = 2,866,236,863.83/80,033.58
  6. Step 6: Final answer
    x = 35,812.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.