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Finding the Fourth Proportional to 114,305.35, 171,466.24 and 39,424.41

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Solution

The fourth proportional to 114,305.35, 171,466.24 and 39,424.41 is: 59,139.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,305.35 : 171,466.24 = 39,424.41 : x
  2. Step 2: Convert to fraction form
    114,305.35/171,466.24 = 39,424.41/x
  3. Step 3: Cross multiply
    114,305.35x = 171,466.24 × 39,424.41
  4. Step 4: Simplify right side
    114,305.35x = 6,759,954,524.76
  5. Step 5: Solve for x
    x = 6,759,954,524.76/114,305.35
  6. Step 6: Final answer
    x = 59,139.44

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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.