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Finding the Fourth Proportional to 62,413.80, 93,426.30 and 60,469.80

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Solution

The fourth proportional to 62,413.80, 93,426.30 and 60,469.80 is: 90,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,413.80 : 93,426.30 = 60,469.80 : x
  2. Step 2: Convert to fraction form
    62,413.80/93,426.30 = 60,469.80/x
  3. Step 3: Cross multiply
    62,413.80x = 93,426.30 × 60,469.80
  4. Step 4: Simplify right side
    62,413.80x = 5,649,469,675.74
  5. Step 5: Solve for x
    x = 5,649,469,675.74/62,413.80
  6. Step 6: Final answer
    x = 90,516.35

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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.