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Finding the Fourth Proportional to 188,423.80, 282,198.30 and 184,049.80

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Solution

The fourth proportional to 188,423.80, 282,198.30 and 184,049.80 is: 275,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,423.80 : 282,198.30 = 184,049.80 : x
  2. Step 2: Convert to fraction form
    188,423.80/282,198.30 = 184,049.80/x
  3. Step 3: Cross multiply
    188,423.80x = 282,198.30 × 184,049.80
  4. Step 4: Simplify right side
    188,423.80x = 51,938,540,675.34
  5. Step 5: Solve for x
    x = 51,938,540,675.34/188,423.80
  6. Step 6: Final answer
    x = 275,647.45

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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.