Home / 268,147.06-369,739.69-171,223.47

Finding the Fourth Proportional to 268,147.06, 369,739.69 and 171,223.47

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Solution

The fourth proportional to 268,147.06, 369,739.69 and 171,223.47 is: 236,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,147.06 : 369,739.69 = 171,223.47 : x
  2. Step 2: Convert to fraction form
    268,147.06/369,739.69 = 171,223.47/x
  3. Step 3: Cross multiply
    268,147.06x = 369,739.69 × 171,223.47
  4. Step 4: Simplify right side
    268,147.06x = 63,308,112,290.47
  5. Step 5: Solve for x
    x = 63,308,112,290.47/268,147.06
  6. Step 6: Final answer
    x = 236,094.75

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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.