Finding the Fourth Proportional to 122,487.08, 183,728.93 and 59,312.84
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Solution
The fourth proportional to 122,487.08, 183,728.93 and 59,312.84 is: 88,968.44
Step by Step Solution
- Step 1: Write the proportion equation
122,487.08 : 183,728.93 = 59,312.84 : x - Step 2: Convert to fraction form
122,487.08/183,728.93 = 59,312.84/x - Step 3: Cross multiply
122,487.08x = 183,728.93 × 59,312.84 - Step 4: Simplify right side
122,487.08x = 10,897,483,413.25 - Step 5: Solve for x
x = 10,897,483,413.25/122,487.08 - Step 6: Final answer
x = 88,968.44
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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.