Home / 180,155.54-270,141.46-60,169.30

Finding the Fourth Proportional to 180,155.54, 270,141.46 and 60,169.30

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Solution

The fourth proportional to 180,155.54, 270,141.46 and 60,169.30 is: 90,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,155.54 : 270,141.46 = 60,169.30 : x
  2. Step 2: Convert to fraction form
    180,155.54/270,141.46 = 60,169.30/x
  3. Step 3: Cross multiply
    180,155.54x = 270,141.46 × 60,169.30
  4. Step 4: Simplify right side
    180,155.54x = 16,254,222,061.85
  5. Step 5: Solve for x
    x = 16,254,222,061.85/180,155.54
  6. Step 6: Final answer
    x = 90,223.27

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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.