Home / 270,021.28-405,030.46-110,096.60

Finding the Fourth Proportional to 270,021.28, 405,030.46 and 110,096.60

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Solution

The fourth proportional to 270,021.28, 405,030.46 and 110,096.60 is: 165,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,021.28 : 405,030.46 = 110,096.60 : x
  2. Step 2: Convert to fraction form
    270,021.28/405,030.46 = 110,096.60/x
  3. Step 3: Cross multiply
    270,021.28x = 405,030.46 × 110,096.60
  4. Step 4: Simplify right side
    270,021.28x = 44,592,476,336.88
  5. Step 5: Solve for x
    x = 44,592,476,336.88/270,021.28
  6. Step 6: Final answer
    x = 165,144.30

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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.