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Finding the Fourth Proportional to 61,679.80, 92,453.46 and 26,635.96

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Solution

The fourth proportional to 61,679.80, 92,453.46 and 26,635.96 is: 39,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,679.80 : 92,453.46 = 26,635.96 : x
  2. Step 2: Convert to fraction form
    61,679.80/92,453.46 = 26,635.96/x
  3. Step 3: Cross multiply
    61,679.80x = 92,453.46 × 26,635.96
  4. Step 4: Simplify right side
    61,679.80x = 2,462,586,662.42
  5. Step 5: Solve for x
    x = 2,462,586,662.42/61,679.80
  6. Step 6: Final answer
    x = 39,925.33

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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.