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Finding the Fourth Proportional to 70,413.62, 104,992.33 and 62,589.62

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Solution

The fourth proportional to 70,413.62, 104,992.33 and 62,589.62 is: 93,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,413.62 : 104,992.33 = 62,589.62 : x
  2. Step 2: Convert to fraction form
    70,413.62/104,992.33 = 62,589.62/x
  3. Step 3: Cross multiply
    70,413.62x = 104,992.33 × 62,589.62
  4. Step 4: Simplify right side
    70,413.62x = 6,571,430,037.61
  5. Step 5: Solve for x
    x = 6,571,430,037.61/70,413.62
  6. Step 6: Final answer
    x = 93,326.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.