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Finding the Fourth Proportional to 80,002.26, 110,343.26 and 55,804.47

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Solution

The fourth proportional to 80,002.26, 110,343.26 and 55,804.47 is: 76,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,002.26 : 110,343.26 = 55,804.47 : x
  2. Step 2: Convert to fraction form
    80,002.26/110,343.26 = 55,804.47/x
  3. Step 3: Cross multiply
    80,002.26x = 110,343.26 × 55,804.47
  4. Step 4: Simplify right side
    80,002.26x = 6,157,646,863.35
  5. Step 5: Solve for x
    x = 6,157,646,863.35/80,002.26
  6. Step 6: Final answer
    x = 76,968.41

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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.