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Finding the Fourth Proportional to 80,003.64, 110,400.44 and 47,774.62

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Solution

The fourth proportional to 80,003.64, 110,400.44 and 47,774.62 is: 65,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,003.64 : 110,400.44 = 47,774.62 : x
  2. Step 2: Convert to fraction form
    80,003.64/110,400.44 = 47,774.62/x
  3. Step 3: Cross multiply
    80,003.64x = 110,400.44 × 47,774.62
  4. Step 4: Simplify right side
    80,003.64x = 5,274,338,949.40
  5. Step 5: Solve for x
    x = 5,274,338,949.40/80,003.64
  6. Step 6: Final answer
    x = 65,926.24

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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.