Home / 248,292.46-342,619.91-139,371.84

Finding the Fourth Proportional to 248,292.46, 342,619.91 and 139,371.84

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Solution

The fourth proportional to 248,292.46, 342,619.91 and 139,371.84 is: 192,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,292.46 : 342,619.91 = 139,371.84 : x
  2. Step 2: Convert to fraction form
    248,292.46/342,619.91 = 139,371.84/x
  3. Step 3: Cross multiply
    248,292.46x = 342,619.91 × 139,371.84
  4. Step 4: Simplify right side
    248,292.46x = 47,751,567,277.33
  5. Step 5: Solve for x
    x = 47,751,567,277.33/248,292.46
  6. Step 6: Final answer
    x = 192,319.84

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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.