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Finding the Fourth Proportional to 80,160.36, 110,620.80 and 44,349.72

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Solution

The fourth proportional to 80,160.36, 110,620.80 and 44,349.72 is: 61,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,160.36 : 110,620.80 = 44,349.72 : x
  2. Step 2: Convert to fraction form
    80,160.36/110,620.80 = 44,349.72/x
  3. Step 3: Cross multiply
    80,160.36x = 110,620.80 × 44,349.72
  4. Step 4: Simplify right side
    80,160.36x = 4,906,001,506.18
  5. Step 5: Solve for x
    x = 4,906,001,506.18/80,160.36
  6. Step 6: Final answer
    x = 61,202.34

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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.