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Finding the Fourth Proportional to 80,013.62, 110,418.64 and 44,203.52

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Solution

The fourth proportional to 80,013.62, 110,418.64 and 44,203.52 is: 61,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,013.62 : 110,418.64 = 44,203.52 : x
  2. Step 2: Convert to fraction form
    80,013.62/110,418.64 = 44,203.52/x
  3. Step 3: Cross multiply
    80,013.62x = 110,418.64 × 44,203.52
  4. Step 4: Simplify right side
    80,013.62x = 4,880,891,899.01
  5. Step 5: Solve for x
    x = 4,880,891,899.01/80,013.62
  6. Step 6: Final answer
    x = 61,000.77

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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.