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Finding the Fourth Proportional to 61,670.40, 92,413.44 and 33,930.24

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Solution

The fourth proportional to 61,670.40, 92,413.44 and 33,930.24 is: 50,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,670.40 : 92,413.44 = 33,930.24 : x
  2. Step 2: Convert to fraction form
    61,670.40/92,413.44 = 33,930.24/x
  3. Step 3: Cross multiply
    61,670.40x = 92,413.44 × 33,930.24
  4. Step 4: Simplify right side
    61,670.40x = 3,135,610,198.43
  5. Step 5: Solve for x
    x = 3,135,610,198.43/61,670.40
  6. Step 6: Final answer
    x = 50,844.65

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1.5x scale

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.