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Finding the Fourth Proportional to 164,761.97, 227,362.68 and 93,137.72

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Solution

The fourth proportional to 164,761.97, 227,362.68 and 93,137.72 is: 128,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,761.97 : 227,362.68 = 93,137.72 : x
  2. Step 2: Convert to fraction form
    164,761.97/227,362.68 = 93,137.72/x
  3. Step 3: Cross multiply
    164,761.97x = 227,362.68 × 93,137.72
  4. Step 4: Simplify right side
    164,761.97x = 21,176,040,491.48
  5. Step 5: Solve for x
    x = 21,176,040,491.48/164,761.97
  6. Step 6: Final answer
    x = 128,525.05

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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.