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Finding the Fourth Proportional to 201,338.88, 277,848.20 and 110,704.10

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Solution

The fourth proportional to 201,338.88, 277,848.20 and 110,704.10 is: 152,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,338.88 : 277,848.20 = 110,704.10 : x
  2. Step 2: Convert to fraction form
    201,338.88/277,848.20 = 110,704.10/x
  3. Step 3: Cross multiply
    201,338.88x = 277,848.20 × 110,704.10
  4. Step 4: Simplify right side
    201,338.88x = 30,758,934,917.62
  5. Step 5: Solve for x
    x = 30,758,934,917.62/201,338.88
  6. Step 6: Final answer
    x = 152,771.96

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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.