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Finding the Fourth Proportional to 80,863.74, 111,592.72 and 44,566.51

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Solution

The fourth proportional to 80,863.74, 111,592.72 and 44,566.51 is: 61,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,863.74 : 111,592.72 = 44,566.51 : x
  2. Step 2: Convert to fraction form
    80,863.74/111,592.72 = 44,566.51/x
  3. Step 3: Cross multiply
    80,863.74x = 111,592.72 × 44,566.51
  4. Step 4: Simplify right side
    80,863.74x = 4,973,297,900.84
  5. Step 5: Solve for x
    x = 4,973,297,900.84/80,863.74
  6. Step 6: Final answer
    x = 61,502.20

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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.