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Finding the Fourth Proportional to 118,324, 177,511.92 and 44,452

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Solution

The fourth proportional to 118,324, 177,511.92 and 44,452 is: 66,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,324 : 177,511.92 = 44,452 : x
  2. Step 2: Convert to fraction form
    118,324/177,511.92 = 44,452/x
  3. Step 3: Cross multiply
    118,324x = 177,511.92 × 44,452
  4. Step 4: Simplify right side
    118,324x = 7,890,759,867.84
  5. Step 5: Solve for x
    x = 7,890,759,867.84/118,324
  6. Step 6: Final answer
    x = 66,687.74

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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.