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Finding the Fourth Proportional to 262,187.46, 361,846.44 and 160,272.57

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Solution

The fourth proportional to 262,187.46, 361,846.44 and 160,272.57 is: 221,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,187.46 : 361,846.44 = 160,272.57 : x
  2. Step 2: Convert to fraction form
    262,187.46/361,846.44 = 160,272.57/x
  3. Step 3: Cross multiply
    262,187.46x = 361,846.44 × 160,272.57
  4. Step 4: Simplify right side
    262,187.46x = 57,994,058,884.15
  5. Step 5: Solve for x
    x = 57,994,058,884.15/262,187.46
  6. Step 6: Final answer
    x = 221,193.11

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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.