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Finding the Fourth Proportional to 119,043.48, 178,575.72 and 44,164.44

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Solution

The fourth proportional to 119,043.48, 178,575.72 and 44,164.44 is: 66,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,043.48 : 178,575.72 = 44,164.44 : x
  2. Step 2: Convert to fraction form
    119,043.48/178,575.72 = 44,164.44/x
  3. Step 3: Cross multiply
    119,043.48x = 178,575.72 × 44,164.44
  4. Step 4: Simplify right side
    119,043.48x = 7,886,696,671.40
  5. Step 5: Solve for x
    x = 7,886,696,671.40/119,043.48
  6. Step 6: Final answer
    x = 66,250.56

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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.