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Finding the Fourth Proportional to 41,706.40, 62,413.80 and 29,167.60

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Solution

The fourth proportional to 41,706.40, 62,413.80 and 29,167.60 is: 43,649.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,706.40 : 62,413.80 = 29,167.60 : x
  2. Step 2: Convert to fraction form
    41,706.40/62,413.80 = 29,167.60/x
  3. Step 3: Cross multiply
    41,706.40x = 62,413.80 × 29,167.60
  4. Step 4: Simplify right side
    41,706.40x = 1,820,460,752.88
  5. Step 5: Solve for x
    x = 1,820,460,752.88/41,706.40
  6. Step 6: Final answer
    x = 43,649.43

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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.