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Finding the Fourth Proportional to 119,443.99, 179,137.28 and 35,181.39

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Solution

The fourth proportional to 119,443.99, 179,137.28 and 35,181.39 is: 52,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,443.99 : 179,137.28 = 35,181.39 : x
  2. Step 2: Convert to fraction form
    119,443.99/179,137.28 = 35,181.39/x
  3. Step 3: Cross multiply
    119,443.99x = 179,137.28 × 35,181.39
  4. Step 4: Simplify right side
    119,443.99x = 6,302,298,511.22
  5. Step 5: Solve for x
    x = 6,302,298,511.22/119,443.99
  6. Step 6: Final answer
    x = 52,763.63

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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.