Home / 149,976.69-223,642.25-148,626.54

Finding the Fourth Proportional to 149,976.69, 223,642.25 and 148,626.54

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Solution

The fourth proportional to 149,976.69, 223,642.25 and 148,626.54 is: 221,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,976.69 : 223,642.25 = 148,626.54 : x
  2. Step 2: Convert to fraction form
    149,976.69/223,642.25 = 148,626.54/x
  3. Step 3: Cross multiply
    149,976.69x = 223,642.25 × 148,626.54
  4. Step 4: Simplify right side
    149,976.69x = 33,239,173,072.18
  5. Step 5: Solve for x
    x = 33,239,173,072.18/149,976.69
  6. Step 6: Final answer
    x = 221,628.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.