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Finding the Fourth Proportional to 76,522.84, 105,600.66 and 44,696.44

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Solution

The fourth proportional to 76,522.84, 105,600.66 and 44,696.44 is: 61,680.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,522.84 : 105,600.66 = 44,696.44 : x
  2. Step 2: Convert to fraction form
    76,522.84/105,600.66 = 44,696.44/x
  3. Step 3: Cross multiply
    76,522.84x = 105,600.66 × 44,696.44
  4. Step 4: Simplify right side
    76,522.84x = 4,719,973,563.65
  5. Step 5: Solve for x
    x = 4,719,973,563.65/76,522.84
  6. Step 6: Final answer
    x = 61,680.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.