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Finding the Fourth Proportional to 80,339.58, 110,869.43 and 44,530.38

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Solution

The fourth proportional to 80,339.58, 110,869.43 and 44,530.38 is: 61,452.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,339.58 : 110,869.43 = 44,530.38 : x
  2. Step 2: Convert to fraction form
    80,339.58/110,869.43 = 44,530.38/x
  3. Step 3: Cross multiply
    80,339.58x = 110,869.43 × 44,530.38
  4. Step 4: Simplify right side
    80,339.58x = 4,937,057,848.28
  5. Step 5: Solve for x
    x = 4,937,057,848.28/80,339.58
  6. Step 6: Final answer
    x = 61,452.37

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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.