Home / 195,662.18-292,959.65-148,133.48

Finding the Fourth Proportional to 195,662.18, 292,959.65 and 148,133.48

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Solution

The fourth proportional to 195,662.18, 292,959.65 and 148,133.48 is: 221,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,662.18 : 292,959.65 = 148,133.48 : x
  2. Step 2: Convert to fraction form
    195,662.18/292,959.65 = 148,133.48/x
  3. Step 3: Cross multiply
    195,662.18x = 292,959.65 × 148,133.48
  4. Step 4: Simplify right side
    195,662.18x = 43,397,131,359.62
  5. Step 5: Solve for x
    x = 43,397,131,359.62/195,662.18
  6. Step 6: Final answer
    x = 221,796.21

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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.