Home / 185,206.26-255,584.65-100,323.33

Finding the Fourth Proportional to 185,206.26, 255,584.65 and 100,323.33

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Solution

The fourth proportional to 185,206.26, 255,584.65 and 100,323.33 is: 138,446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,206.26 : 255,584.65 = 100,323.33 : x
  2. Step 2: Convert to fraction form
    185,206.26/255,584.65 = 100,323.33/x
  3. Step 3: Cross multiply
    185,206.26x = 255,584.65 × 100,323.33
  4. Step 4: Simplify right side
    185,206.26x = 25,641,102,163.74
  5. Step 5: Solve for x
    x = 25,641,102,163.74/185,206.26
  6. Step 6: Final answer
    x = 138,446.19

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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.