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Finding the Fourth Proportional to 225,243.09, 337,631.36 and 185,381.37

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Solution

The fourth proportional to 225,243.09, 337,631.36 and 185,381.37 is: 277,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,243.09 : 337,631.36 = 185,381.37 : x
  2. Step 2: Convert to fraction form
    225,243.09/337,631.36 = 185,381.37/x
  3. Step 3: Cross multiply
    225,243.09x = 337,631.36 × 185,381.37
  4. Step 4: Simplify right side
    225,243.09x = 62,590,563,144.86
  5. Step 5: Solve for x
    x = 62,590,563,144.86/225,243.09
  6. Step 6: Final answer
    x = 277,880.06

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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.