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Finding the Fourth Proportional to 80,048.44, 120,085.86 and 33,304.60

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Solution

The fourth proportional to 80,048.44, 120,085.86 and 33,304.60 is: 49,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,048.44 : 120,085.86 = 33,304.60 : x
  2. Step 2: Convert to fraction form
    80,048.44/120,085.86 = 33,304.60/x
  3. Step 3: Cross multiply
    80,048.44x = 120,085.86 × 33,304.60
  4. Step 4: Simplify right side
    80,048.44x = 3,999,411,532.96
  5. Step 5: Solve for x
    x = 3,999,411,532.96/80,048.44
  6. Step 6: Final answer
    x = 49,962.39

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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.