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Finding the Fourth Proportional to 275,153.96, 379,543.92 and 182,018.54

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Solution

The fourth proportional to 275,153.96, 379,543.92 and 182,018.54 is: 251,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,153.96 : 379,543.92 = 182,018.54 : x
  2. Step 2: Convert to fraction form
    275,153.96/379,543.92 = 182,018.54/x
  3. Step 3: Cross multiply
    275,153.96x = 379,543.92 × 182,018.54
  4. Step 4: Simplify right side
    275,153.96x = 69,084,030,184.28
  5. Step 5: Solve for x
    x = 69,084,030,184.28/275,153.96
  6. Step 6: Final answer
    x = 251,074.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.