Home / 197,954.20-296,619.79-153,085.47

Finding the Fourth Proportional to 197,954.20, 296,619.79 and 153,085.47

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Solution

The fourth proportional to 197,954.20, 296,619.79 and 153,085.47 is: 229,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,954.20 : 296,619.79 = 153,085.47 : x
  2. Step 2: Convert to fraction form
    197,954.20/296,619.79 = 153,085.47/x
  3. Step 3: Cross multiply
    197,954.20x = 296,619.79 × 153,085.47
  4. Step 4: Simplify right side
    197,954.20x = 45,408,179,963.45
  5. Step 5: Solve for x
    x = 45,408,179,963.45/197,954.20
  6. Step 6: Final answer
    x = 229,387.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.