Home / 73,835.30-110,692.20-31,747.70

Finding the Fourth Proportional to 73,835.30, 110,692.20 and 31,747.70

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Solution

The fourth proportional to 73,835.30, 110,692.20 and 31,747.70 is: 47,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,835.30 : 110,692.20 = 31,747.70 : x
  2. Step 2: Convert to fraction form
    73,835.30/110,692.20 = 31,747.70/x
  3. Step 3: Cross multiply
    73,835.30x = 110,692.20 × 31,747.70
  4. Step 4: Simplify right side
    73,835.30x = 3,514,222,757.94
  5. Step 5: Solve for x
    x = 3,514,222,757.94/73,835.30
  6. Step 6: Final answer
    x = 47,595.43

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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.