Home / 180,140.80-270,226.20-53,772.70

Finding the Fourth Proportional to 180,140.80, 270,226.20 and 53,772.70

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Solution

The fourth proportional to 180,140.80, 270,226.20 and 53,772.70 is: 80,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,140.80 : 270,226.20 = 53,772.70 : x
  2. Step 2: Convert to fraction form
    180,140.80/270,226.20 = 53,772.70/x
  3. Step 3: Cross multiply
    180,140.80x = 270,226.20 × 53,772.70
  4. Step 4: Simplify right side
    180,140.80x = 14,530,792,384.74
  5. Step 5: Solve for x
    x = 14,530,792,384.74/180,140.80
  6. Step 6: Final answer
    x = 80,663.53

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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.