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Finding the Fourth Proportional to 61,924.68, 92,885.94 and 15,177.96

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Solution

The fourth proportional to 61,924.68, 92,885.94 and 15,177.96 is: 22,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,924.68 : 92,885.94 = 15,177.96 : x
  2. Step 2: Convert to fraction form
    61,924.68/92,885.94 = 15,177.96/x
  3. Step 3: Cross multiply
    61,924.68x = 92,885.94 × 15,177.96
  4. Step 4: Simplify right side
    61,924.68x = 1,409,819,081.88
  5. Step 5: Solve for x
    x = 1,409,819,081.88/61,924.68
  6. Step 6: Final answer
    x = 22,766.68

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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.