Home / 164,943.90-227,836.11-122,010.66

Finding the Fourth Proportional to 164,943.90, 227,836.11 and 122,010.66

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Solution

The fourth proportional to 164,943.90, 227,836.11 and 122,010.66 is: 168,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,943.90 : 227,836.11 = 122,010.66 : x
  2. Step 2: Convert to fraction form
    164,943.90/227,836.11 = 122,010.66/x
  3. Step 3: Cross multiply
    164,943.90x = 227,836.11 × 122,010.66
  4. Step 4: Simplify right side
    164,943.90x = 27,798,433,013.75
  5. Step 5: Solve for x
    x = 27,798,433,013.75/164,943.90
  6. Step 6: Final answer
    x = 168,532.66

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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.