Finding the Fourth Proportional to 71,413.98, 107,133.12 and 24,655.92
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Solution
The fourth proportional to 71,413.98, 107,133.12 and 24,655.92 is: 36,988.07
Step by Step Solution
- Step 1: Write the proportion equation
71,413.98 : 107,133.12 = 24,655.92 : x - Step 2: Convert to fraction form
71,413.98/107,133.12 = 24,655.92/x - Step 3: Cross multiply
71,413.98x = 107,133.12 × 24,655.92 - Step 4: Simplify right side
71,413.98x = 2,641,465,636.07 - Step 5: Solve for x
x = 2,641,465,636.07/71,413.98 - Step 6: Final answer
x = 36,988.07
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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.