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Finding the Fourth Proportional to 169,324.98, 253,954.64 and 160,895.30

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Solution

The fourth proportional to 169,324.98, 253,954.64 and 160,895.30 is: 241,311.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,324.98 : 253,954.64 = 160,895.30 : x
  2. Step 2: Convert to fraction form
    169,324.98/253,954.64 = 160,895.30/x
  3. Step 3: Cross multiply
    169,324.98x = 253,954.64 × 160,895.30
  4. Step 4: Simplify right side
    169,324.98x = 40,860,107,989.19
  5. Step 5: Solve for x
    x = 40,860,107,989.19/169,324.98
  6. Step 6: Final answer
    x = 241,311.75

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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.