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Finding the Fourth Proportional to 61,855.76, 92,701.01 and 32,211.44

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Solution

The fourth proportional to 61,855.76, 92,701.01 and 32,211.44 is: 48,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,855.76 : 92,701.01 = 32,211.44 : x
  2. Step 2: Convert to fraction form
    61,855.76/92,701.01 = 32,211.44/x
  3. Step 3: Cross multiply
    61,855.76x = 92,701.01 × 32,211.44
  4. Step 4: Simplify right side
    61,855.76x = 2,986,032,396.99
  5. Step 5: Solve for x
    x = 2,986,032,396.99/61,855.76
  6. Step 6: Final answer
    x = 48,274.12

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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.