Home / 104,218.63-156,311.61-33,131.95

Finding the Fourth Proportional to 104,218.63, 156,311.61 and 33,131.95

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Solution

The fourth proportional to 104,218.63, 156,311.61 and 33,131.95 is: 49,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,218.63 : 156,311.61 = 33,131.95 : x
  2. Step 2: Convert to fraction form
    104,218.63/156,311.61 = 33,131.95/x
  3. Step 3: Cross multiply
    104,218.63x = 156,311.61 × 33,131.95
  4. Step 4: Simplify right side
    104,218.63x = 5,178,908,446.94
  5. Step 5: Solve for x
    x = 5,178,908,446.94/104,218.63
  6. Step 6: Final answer
    x = 49,692.73

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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.