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Finding the Fourth Proportional to 118,181.84, 177,220.88 and 44,258

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Solution

The fourth proportional to 118,181.84, 177,220.88 and 44,258 is: 66,367.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,181.84 : 177,220.88 = 44,258 : x
  2. Step 2: Convert to fraction form
    118,181.84/177,220.88 = 44,258/x
  3. Step 3: Cross multiply
    118,181.84x = 177,220.88 × 44,258
  4. Step 4: Simplify right side
    118,181.84x = 7,843,441,707.04
  5. Step 5: Solve for x
    x = 7,843,441,707.04/118,181.84
  6. Step 6: Final answer
    x = 66,367.57

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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.