Finding the Fourth Proportional to 67,413.99, 101,133.96 and 25,857.75
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Solution
The fourth proportional to 67,413.99, 101,133.96 and 25,857.75 is: 38,791.60
Step by Step Solution
- Step 1: Write the proportion equation
67,413.99 : 101,133.96 = 25,857.75 : x - Step 2: Convert to fraction form
67,413.99/101,133.96 = 25,857.75/x - Step 3: Cross multiply
67,413.99x = 101,133.96 × 25,857.75 - Step 4: Simplify right side
67,413.99x = 2,615,096,654.19 - Step 5: Solve for x
x = 2,615,096,654.19/67,413.99 - Step 6: Final answer
x = 38,791.60
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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.