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Finding the Fourth Proportional to 201,376.53, 277,906.55 and 110,735.91

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Solution

The fourth proportional to 201,376.53, 277,906.55 and 110,735.91 is: 152,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,376.53 : 277,906.55 = 110,735.91 : x
  2. Step 2: Convert to fraction form
    201,376.53/277,906.55 = 110,735.91/x
  3. Step 3: Cross multiply
    201,376.53x = 277,906.55 × 110,735.91
  4. Step 4: Simplify right side
    201,376.53x = 30,774,234,155.53
  5. Step 5: Solve for x
    x = 30,774,234,155.53/201,376.53
  6. Step 6: Final answer
    x = 152,819.37

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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.