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Finding the Fourth Proportional to 180,692.59, 271,039.48 and 45,756.59

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Solution

The fourth proportional to 180,692.59, 271,039.48 and 45,756.59 is: 68,635.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,692.59 : 271,039.48 = 45,756.59 : x
  2. Step 2: Convert to fraction form
    180,692.59/271,039.48 = 45,756.59/x
  3. Step 3: Cross multiply
    180,692.59x = 271,039.48 × 45,756.59
  4. Step 4: Simplify right side
    180,692.59x = 12,401,840,890.58
  5. Step 5: Solve for x
    x = 12,401,840,890.58/180,692.59
  6. Step 6: Final answer
    x = 68,635.03

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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.