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Finding the Fourth Proportional to 69,871.33, 96,486.48 and 44,385.94

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Solution

The fourth proportional to 69,871.33, 96,486.48 and 44,385.94 is: 61,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,871.33 : 96,486.48 = 44,385.94 : x
  2. Step 2: Convert to fraction form
    69,871.33/96,486.48 = 44,385.94/x
  3. Step 3: Cross multiply
    69,871.33x = 96,486.48 × 44,385.94
  4. Step 4: Simplify right side
    69,871.33x = 4,282,643,112.09
  5. Step 5: Solve for x
    x = 4,282,643,112.09/69,871.33
  6. Step 6: Final answer
    x = 61,293.28

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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.