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Finding the Fourth Proportional to 183,825.60, 275,738.40 and 146,961.60

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Solution

The fourth proportional to 183,825.60, 275,738.40 and 146,961.60 is: 220,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,825.60 : 275,738.40 = 146,961.60 : x
  2. Step 2: Convert to fraction form
    183,825.60/275,738.40 = 146,961.60/x
  3. Step 3: Cross multiply
    183,825.60x = 275,738.40 × 146,961.60
  4. Step 4: Simplify right side
    183,825.60x = 40,522,956,445.44
  5. Step 5: Solve for x
    x = 40,522,956,445.44/183,825.60
  6. Step 6: Final answer
    x = 220,442.40

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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.