Home / 274,958.52-379,411.20-160,261.44

Finding the Fourth Proportional to 274,958.52, 379,411.20 and 160,261.44

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Solution

The fourth proportional to 274,958.52, 379,411.20 and 160,261.44 is: 221,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,958.52 : 379,411.20 = 160,261.44 : x
  2. Step 2: Convert to fraction form
    274,958.52/379,411.20 = 160,261.44/x
  3. Step 3: Cross multiply
    274,958.52x = 379,411.20 × 160,261.44
  4. Step 4: Simplify right side
    274,958.52x = 60,804,985,264.13
  5. Step 5: Solve for x
    x = 60,804,985,264.13/274,958.52
  6. Step 6: Final answer
    x = 221,142.39

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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.