Home / 275,261.22-379,941.03-179,782.47

Finding the Fourth Proportional to 275,261.22, 379,941.03 and 179,782.47

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Solution

The fourth proportional to 275,261.22, 379,941.03 and 179,782.47 is: 248,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,261.22 : 379,941.03 = 179,782.47 : x
  2. Step 2: Convert to fraction form
    275,261.22/379,941.03 = 179,782.47/x
  3. Step 3: Cross multiply
    275,261.22x = 379,941.03 × 179,782.47
  4. Step 4: Simplify right side
    275,261.22x = 68,306,736,827.74
  5. Step 5: Solve for x
    x = 68,306,736,827.74/275,261.22
  6. Step 6: Final answer
    x = 248,152.42

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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.