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Finding the Fourth Proportional to 248,126.08, 342,413.04 and 134,950.72

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Solution

The fourth proportional to 248,126.08, 342,413.04 and 134,950.72 is: 186,231.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,126.08 : 342,413.04 = 134,950.72 : x
  2. Step 2: Convert to fraction form
    248,126.08/342,413.04 = 134,950.72/x
  3. Step 3: Cross multiply
    248,126.08x = 342,413.04 × 134,950.72
  4. Step 4: Simplify right side
    248,126.08x = 46,208,886,285.39
  5. Step 5: Solve for x
    x = 46,208,886,285.39/248,126.08
  6. Step 6: Final answer
    x = 186,231.48

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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.