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Finding the Fourth Proportional to 201,360.98, 277,884.20 and 110,712.26

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Solution

The fourth proportional to 201,360.98, 277,884.20 and 110,712.26 is: 152,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,360.98 : 277,884.20 = 110,712.26 : x
  2. Step 2: Convert to fraction form
    201,360.98/277,884.20 = 110,712.26/x
  3. Step 3: Cross multiply
    201,360.98x = 277,884.20 × 110,712.26
  4. Step 4: Simplify right side
    201,360.98x = 30,765,187,800.29
  5. Step 5: Solve for x
    x = 30,765,187,800.29/201,360.98
  6. Step 6: Final answer
    x = 152,786.24

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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.