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Finding the Fourth Proportional to 119,815.54, 179,692.49 and 35,555.76

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Solution

The fourth proportional to 119,815.54, 179,692.49 and 35,555.76 is: 53,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,815.54 : 179,692.49 = 35,555.76 : x
  2. Step 2: Convert to fraction form
    119,815.54/179,692.49 = 35,555.76/x
  3. Step 3: Cross multiply
    119,815.54x = 179,692.49 × 35,555.76
  4. Step 4: Simplify right side
    119,815.54x = 6,389,103,137.13
  5. Step 5: Solve for x
    x = 6,389,103,137.13/119,815.54
  6. Step 6: Final answer
    x = 53,324.50

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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.