Home / 109,879.07-164,764.07-34,989.45

Finding the Fourth Proportional to 109,879.07, 164,764.07 and 34,989.45

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Solution

The fourth proportional to 109,879.07, 164,764.07 and 34,989.45 is: 52,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.07 : 164,764.07 = 34,989.45 : x
  2. Step 2: Convert to fraction form
    109,879.07/164,764.07 = 34,989.45/x
  3. Step 3: Cross multiply
    109,879.07x = 164,764.07 × 34,989.45
  4. Step 4: Simplify right side
    109,879.07x = 5,765,004,651.07
  5. Step 5: Solve for x
    x = 5,765,004,651.07/109,879.07
  6. Step 6: Final answer
    x = 52,466.82

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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.