Home / 180,151.76-270,135.83-60,165.55

Finding the Fourth Proportional to 180,151.76, 270,135.83 and 60,165.55

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Solution

The fourth proportional to 180,151.76, 270,135.83 and 60,165.55 is: 90,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,151.76 : 270,135.83 = 60,165.55 : x
  2. Step 2: Convert to fraction form
    180,151.76/270,135.83 = 60,165.55/x
  3. Step 3: Cross multiply
    180,151.76x = 270,135.83 × 60,165.55
  4. Step 4: Simplify right side
    180,151.76x = 16,252,870,786.66
  5. Step 5: Solve for x
    x = 16,252,870,786.66/180,151.76
  6. Step 6: Final answer
    x = 90,217.66

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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.