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Finding the Fourth Proportional to 180,153.01, 270,137.67 and 60,166.77

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Solution

The fourth proportional to 180,153.01, 270,137.67 and 60,166.77 is: 90,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,153.01 : 270,137.67 = 60,166.77 : x
  2. Step 2: Convert to fraction form
    180,153.01/270,137.67 = 60,166.77/x
  3. Step 3: Cross multiply
    180,153.01x = 270,137.67 × 60,166.77
  4. Step 4: Simplify right side
    180,153.01x = 16,253,309,820.58
  5. Step 5: Solve for x
    x = 16,253,309,820.58/180,153.01
  6. Step 6: Final answer
    x = 90,219.47

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1.5x scale

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.