Finding the Fourth Proportional to 134,413.20, 201,611.64 and 59,511.44
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Solution
The fourth proportional to 134,413.20, 201,611.64 and 59,511.44 is: 89,263.55
Step by Step Solution
- Step 1: Write the proportion equation
134,413.20 : 201,611.64 = 59,511.44 : x - Step 2: Convert to fraction form
134,413.20/201,611.64 = 59,511.44/x - Step 3: Cross multiply
134,413.20x = 201,611.64 × 59,511.44 - Step 4: Simplify right side
134,413.20x = 11,998,199,017.16 - Step 5: Solve for x
x = 11,998,199,017.16/134,413.20 - Step 6: Final answer
x = 89,263.55
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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.