Home / 164,342.78-226,788.43-92,729.46

Finding the Fourth Proportional to 164,342.78, 226,788.43 and 92,729.46

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Solution

The fourth proportional to 164,342.78, 226,788.43 and 92,729.46 is: 127,964.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,342.78 : 226,788.43 = 92,729.46 : x
  2. Step 2: Convert to fraction form
    164,342.78/226,788.43 = 92,729.46/x
  3. Step 3: Cross multiply
    164,342.78x = 226,788.43 × 92,729.46
  4. Step 4: Simplify right side
    164,342.78x = 21,029,968,648.15
  5. Step 5: Solve for x
    x = 21,029,968,648.15/164,342.78
  6. Step 6: Final answer
    x = 127,964.06

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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.