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Finding the Fourth Proportional to 61,352.83, 92,026.61 and 19,231.97

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Solution

The fourth proportional to 61,352.83, 92,026.61 and 19,231.97 is: 28,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,352.83 : 92,026.61 = 19,231.97 : x
  2. Step 2: Convert to fraction form
    61,352.83/92,026.61 = 19,231.97/x
  3. Step 3: Cross multiply
    61,352.83x = 92,026.61 × 19,231.97
  4. Step 4: Simplify right side
    61,352.83x = 1,769,852,446.43
  5. Step 5: Solve for x
    x = 1,769,852,446.43/61,352.83
  6. Step 6: Final answer
    x = 28,847.12

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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.