Home / 213,197.41-319,963.24-148,736.36

Finding the Fourth Proportional to 213,197.41, 319,963.24 and 148,736.36

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Solution

The fourth proportional to 213,197.41, 319,963.24 and 148,736.36 is: 223,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,197.41 : 319,963.24 = 148,736.36 : x
  2. Step 2: Convert to fraction form
    213,197.41/319,963.24 = 148,736.36/x
  3. Step 3: Cross multiply
    213,197.41x = 319,963.24 × 148,736.36
  4. Step 4: Simplify right side
    213,197.41x = 47,590,166,237.51
  5. Step 5: Solve for x
    x = 47,590,166,237.51/213,197.41
  6. Step 6: Final answer
    x = 223,221.13

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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.