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Finding the Fourth Proportional to 80,650.59, 111,297.24 and 44,840.31

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Solution

The fourth proportional to 80,650.59, 111,297.24 and 44,840.31 is: 61,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,650.59 : 111,297.24 = 44,840.31 : x
  2. Step 2: Convert to fraction form
    80,650.59/111,297.24 = 44,840.31/x
  3. Step 3: Cross multiply
    80,650.59x = 111,297.24 × 44,840.31
  4. Step 4: Simplify right side
    80,650.59x = 4,990,602,743.74
  5. Step 5: Solve for x
    x = 4,990,602,743.74/80,650.59
  6. Step 6: Final answer
    x = 61,879.31

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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.