Home / 48,930.93-73,413.89-30,189.15

Finding the Fourth Proportional to 48,930.93, 73,413.89 and 30,189.15

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Solution

The fourth proportional to 48,930.93, 73,413.89 and 30,189.15 is: 45,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.93 : 73,413.89 = 30,189.15 : x
  2. Step 2: Convert to fraction form
    48,930.93/73,413.89 = 30,189.15/x
  3. Step 3: Cross multiply
    48,930.93x = 73,413.89 × 30,189.15
  4. Step 4: Simplify right side
    48,930.93x = 2,216,302,786.35
  5. Step 5: Solve for x
    x = 2,216,302,786.35/48,930.93
  6. Step 6: Final answer
    x = 45,294.52

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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.