Home / 269,604.30-372,055.23-148,745.58

Finding the Fourth Proportional to 269,604.30, 372,055.23 and 148,745.58

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Solution

The fourth proportional to 269,604.30, 372,055.23 and 148,745.58 is: 205,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,604.30 : 372,055.23 = 148,745.58 : x
  2. Step 2: Convert to fraction form
    269,604.30/372,055.23 = 148,745.58/x
  3. Step 3: Cross multiply
    269,604.30x = 372,055.23 × 148,745.58
  4. Step 4: Simplify right side
    269,604.30x = 55,341,570,978.38
  5. Step 5: Solve for x
    x = 55,341,570,978.38/269,604.30
  6. Step 6: Final answer
    x = 205,269.62

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1.5x scale

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.