Home / 248,348.62-342,721.76-140,918.37

Finding the Fourth Proportional to 248,348.62, 342,721.76 and 140,918.37

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Solution

The fourth proportional to 248,348.62, 342,721.76 and 140,918.37 is: 194,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,348.62 : 342,721.76 = 140,918.37 : x
  2. Step 2: Convert to fraction form
    248,348.62/342,721.76 = 140,918.37/x
  3. Step 3: Cross multiply
    248,348.62x = 342,721.76 × 140,918.37
  4. Step 4: Simplify right side
    248,348.62x = 48,295,789,792.93
  5. Step 5: Solve for x
    x = 48,295,789,792.93/248,348.62
  6. Step 6: Final answer
    x = 194,467.72

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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.