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Finding the Fourth Proportional to 80,108.32, 110,548.88 and 44,780.32

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Solution

The fourth proportional to 80,108.32, 110,548.88 and 44,780.32 is: 61,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,108.32 : 110,548.88 = 44,780.32 : x
  2. Step 2: Convert to fraction form
    80,108.32/110,548.88 = 44,780.32/x
  3. Step 3: Cross multiply
    80,108.32x = 110,548.88 × 44,780.32
  4. Step 4: Simplify right side
    80,108.32x = 4,950,414,222.04
  5. Step 5: Solve for x
    x = 4,950,414,222.04/80,108.32
  6. Step 6: Final answer
    x = 61,796.51

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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.