Home / 248,413.24-342,751.98-140,959

Finding the Fourth Proportional to 248,413.24, 342,751.98 and 140,959

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Solution

The fourth proportional to 248,413.24, 342,751.98 and 140,959 is: 194,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,413.24 : 342,751.98 = 140,959 : x
  2. Step 2: Convert to fraction form
    248,413.24/342,751.98 = 140,959/x
  3. Step 3: Cross multiply
    248,413.24x = 342,751.98 × 140,959
  4. Step 4: Simplify right side
    248,413.24x = 48,313,976,348.82
  5. Step 5: Solve for x
    x = 48,313,976,348.82/248,413.24
  6. Step 6: Final answer
    x = 194,490.34

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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.