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Finding the Fourth Proportional to 44,745.20, 67,060.20 and 34,305.20

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Solution

The fourth proportional to 44,745.20, 67,060.20 and 34,305.20 is: 51,413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,745.20 : 67,060.20 = 34,305.20 : x
  2. Step 2: Convert to fraction form
    44,745.20/67,060.20 = 34,305.20/x
  3. Step 3: Cross multiply
    44,745.20x = 67,060.20 × 34,305.20
  4. Step 4: Simplify right side
    44,745.20x = 2,300,513,573.04
  5. Step 5: Solve for x
    x = 2,300,513,573.04/44,745.20
  6. Step 6: Final answer
    x = 51,413.64

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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.