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Finding the Fourth Proportional to 164,983.26, 227,676.78 and 93,361.98

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Solution

The fourth proportional to 164,983.26, 227,676.78 and 93,361.98 is: 128,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,983.26 : 227,676.78 = 93,361.98 : x
  2. Step 2: Convert to fraction form
    164,983.26/227,676.78 = 93,361.98/x
  3. Step 3: Cross multiply
    164,983.26x = 227,676.78 × 93,361.98
  4. Step 4: Simplify right side
    164,983.26x = 21,256,354,980.82
  5. Step 5: Solve for x
    x = 21,256,354,980.82/164,983.26
  6. Step 6: Final answer
    x = 128,839.47

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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.