Home / 180,007.20-269,881.20-101,145.60

Finding the Fourth Proportional to 180,007.20, 269,881.20 and 101,145.60

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Solution

The fourth proportional to 180,007.20, 269,881.20 and 101,145.60 is: 151,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,007.20 : 269,881.20 = 101,145.60 : x
  2. Step 2: Convert to fraction form
    180,007.20/269,881.20 = 101,145.60/x
  3. Step 3: Cross multiply
    180,007.20x = 269,881.20 × 101,145.60
  4. Step 4: Simplify right side
    180,007.20x = 27,297,295,902.72
  5. Step 5: Solve for x
    x = 27,297,295,902.72/180,007.20
  6. Step 6: Final answer
    x = 151,645.58

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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.