Home / 119,048.20-164,239.75-68,033.56

Finding the Fourth Proportional to 119,048.20, 164,239.75 and 68,033.56

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Solution

The fourth proportional to 119,048.20, 164,239.75 and 68,033.56 is: 93,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,048.20 : 164,239.75 = 68,033.56 : x
  2. Step 2: Convert to fraction form
    119,048.20/164,239.75 = 68,033.56/x
  3. Step 3: Cross multiply
    119,048.20x = 164,239.75 × 68,033.56
  4. Step 4: Simplify right side
    119,048.20x = 11,173,814,340.54
  5. Step 5: Solve for x
    x = 11,173,814,340.54/119,048.20
  6. Step 6: Final answer
    x = 93,859.59

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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.