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Finding the Fourth Proportional to 61,788.56, 92,682.63 and 22,345.61

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Solution

The fourth proportional to 61,788.56, 92,682.63 and 22,345.61 is: 33,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,788.56 : 92,682.63 = 22,345.61 : x
  2. Step 2: Convert to fraction form
    61,788.56/92,682.63 = 22,345.61/x
  3. Step 3: Cross multiply
    61,788.56x = 92,682.63 × 22,345.61
  4. Step 4: Simplify right side
    61,788.56x = 2,071,049,440.34
  5. Step 5: Solve for x
    x = 2,071,049,440.34/61,788.56
  6. Step 6: Final answer
    x = 33,518.33

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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.