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Finding the Fourth Proportional to 169,443.72, 254,146.14 and 44,794.44

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Solution

The fourth proportional to 169,443.72, 254,146.14 and 44,794.44 is: 67,186.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,443.72 : 254,146.14 = 44,794.44 : x
  2. Step 2: Convert to fraction form
    169,443.72/254,146.14 = 44,794.44/x
  3. Step 3: Cross multiply
    169,443.72x = 254,146.14 × 44,794.44
  4. Step 4: Simplify right side
    169,443.72x = 11,384,334,019.46
  5. Step 5: Solve for x
    x = 11,384,334,019.46/169,443.72
  6. Step 6: Final answer
    x = 67,186.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.