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Finding the Fourth Proportional to 201,485.48, 277,786.43 and 146,245.14

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Solution

The fourth proportional to 201,485.48, 277,786.43 and 146,245.14 is: 201,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,485.48 : 277,786.43 = 146,245.14 : x
  2. Step 2: Convert to fraction form
    201,485.48/277,786.43 = 146,245.14/x
  3. Step 3: Cross multiply
    201,485.48x = 277,786.43 × 146,245.14
  4. Step 4: Simplify right side
    201,485.48x = 40,624,915,308.69
  5. Step 5: Solve for x
    x = 40,624,915,308.69/201,485.48
  6. Step 6: Final answer
    x = 201,627.01

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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.