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Finding the Fourth Proportional to 80,048.84, 110,467.74 and 43,751.03

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Solution

The fourth proportional to 80,048.84, 110,467.74 and 43,751.03 is: 60,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,048.84 : 110,467.74 = 43,751.03 : x
  2. Step 2: Convert to fraction form
    80,048.84/110,467.74 = 43,751.03/x
  3. Step 3: Cross multiply
    80,048.84x = 110,467.74 × 43,751.03
  4. Step 4: Simplify right side
    80,048.84x = 4,833,076,854.43
  5. Step 5: Solve for x
    x = 4,833,076,854.43/80,048.84
  6. Step 6: Final answer
    x = 60,376.60

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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.