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Finding the Fourth Proportional to 80,339.75, 110,869.66 and 44,530.36

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Solution

The fourth proportional to 80,339.75, 110,869.66 and 44,530.36 is: 61,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,339.75 : 110,869.66 = 44,530.36 : x
  2. Step 2: Convert to fraction form
    80,339.75/110,869.66 = 44,530.36/x
  3. Step 3: Cross multiply
    80,339.75x = 110,869.66 × 44,530.36
  4. Step 4: Simplify right side
    80,339.75x = 4,937,065,651.37
  5. Step 5: Solve for x
    x = 4,937,065,651.37/80,339.75
  6. Step 6: Final answer
    x = 61,452.34

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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.