Home / 109,664.70-164,497.05-57,067.35

Finding the Fourth Proportional to 109,664.70, 164,497.05 and 57,067.35

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Solution

The fourth proportional to 109,664.70, 164,497.05 and 57,067.35 is: 85,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,664.70 : 164,497.05 = 57,067.35 : x
  2. Step 2: Convert to fraction form
    109,664.70/164,497.05 = 57,067.35/x
  3. Step 3: Cross multiply
    109,664.70x = 164,497.05 × 57,067.35
  4. Step 4: Simplify right side
    109,664.70x = 9,387,410,726.32
  5. Step 5: Solve for x
    x = 9,387,410,726.32/109,664.70
  6. Step 6: Final answer
    x = 85,601.03

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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.