Home / 100,442.24-150,468.60-55,934

Finding the Fourth Proportional to 100,442.24, 150,468.60 and 55,934

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Solution

The fourth proportional to 100,442.24, 150,468.60 and 55,934 is: 83,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,442.24 : 150,468.60 = 55,934 : x
  2. Step 2: Convert to fraction form
    100,442.24/150,468.60 = 55,934/x
  3. Step 3: Cross multiply
    100,442.24x = 150,468.60 × 55,934
  4. Step 4: Simplify right side
    100,442.24x = 8,416,310,672.40
  5. Step 5: Solve for x
    x = 8,416,310,672.40/100,442.24
  6. Step 6: Final answer
    x = 83,792.54

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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.