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Finding the Fourth Proportional to 61,942.96, 85,466.58 and 36,450.44

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Solution

The fourth proportional to 61,942.96, 85,466.58 and 36,450.44 is: 50,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,942.96 : 85,466.58 = 36,450.44 : x
  2. Step 2: Convert to fraction form
    61,942.96/85,466.58 = 36,450.44/x
  3. Step 3: Cross multiply
    61,942.96x = 85,466.58 × 36,450.44
  4. Step 4: Simplify right side
    61,942.96x = 3,115,294,446.30
  5. Step 5: Solve for x
    x = 3,115,294,446.30/61,942.96
  6. Step 6: Final answer
    x = 50,292.95

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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.