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Finding the Fourth Proportional to 160,910.98, 241,401.08 and 54,297.58

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Solution

The fourth proportional to 160,910.98, 241,401.08 and 54,297.58 is: 81,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,910.98 : 241,401.08 = 54,297.58 : x
  2. Step 2: Convert to fraction form
    160,910.98/241,401.08 = 54,297.58/x
  3. Step 3: Cross multiply
    160,910.98x = 241,401.08 × 54,297.58
  4. Step 4: Simplify right side
    160,910.98x = 13,107,494,811.77
  5. Step 5: Solve for x
    x = 13,107,494,811.77/160,910.98
  6. Step 6: Final answer
    x = 81,458.05

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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.