Home / 52,272.48-78,413.85-30,042.84

Finding the Fourth Proportional to 52,272.48, 78,413.85 and 30,042.84

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Solution

The fourth proportional to 52,272.48, 78,413.85 and 30,042.84 is: 45,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,272.48 : 78,413.85 = 30,042.84 : x
  2. Step 2: Convert to fraction form
    52,272.48/78,413.85 = 30,042.84/x
  3. Step 3: Cross multiply
    52,272.48x = 78,413.85 × 30,042.84
  4. Step 4: Simplify right side
    52,272.48x = 2,355,774,749.33
  5. Step 5: Solve for x
    x = 2,355,774,749.33/52,272.48
  6. Step 6: Final answer
    x = 45,067.21

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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.