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Finding the Fourth Proportional to 49,601.90, 68,413.11 and 34,486.99

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Solution

The fourth proportional to 49,601.90, 68,413.11 and 34,486.99 is: 47,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,601.90 : 68,413.11 = 34,486.99 : x
  2. Step 2: Convert to fraction form
    49,601.90/68,413.11 = 34,486.99/x
  3. Step 3: Cross multiply
    49,601.90x = 68,413.11 × 34,486.99
  4. Step 4: Simplify right side
    49,601.90x = 2,359,362,639.35
  5. Step 5: Solve for x
    x = 2,359,362,639.35/49,601.90
  6. Step 6: Final answer
    x = 47,565.97

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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.