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Finding the Fourth Proportional to 80,329.89, 110,852.40 and 44,523.21

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Solution

The fourth proportional to 80,329.89, 110,852.40 and 44,523.21 is: 61,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329.89 : 110,852.40 = 44,523.21 : x
  2. Step 2: Convert to fraction form
    80,329.89/110,852.40 = 44,523.21/x
  3. Step 3: Cross multiply
    80,329.89x = 110,852.40 × 44,523.21
  4. Step 4: Simplify right side
    80,329.89x = 4,935,504,684.20
  5. Step 5: Solve for x
    x = 4,935,504,684.20/80,329.89
  6. Step 6: Final answer
    x = 61,440.45

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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.