Finding the Fourth Proportional to 88,510.03, 122,142.30 and 48,224.09
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Solution
The fourth proportional to 88,510.03, 122,142.30 and 48,224.09 is: 66,548.40
Step by Step Solution
- Step 1: Write the proportion equation
88,510.03 : 122,142.30 = 48,224.09 : x - Step 2: Convert to fraction form
88,510.03/122,142.30 = 48,224.09/x - Step 3: Cross multiply
88,510.03x = 122,142.30 × 48,224.09 - Step 4: Simplify right side
88,510.03x = 5,890,200,838.14 - Step 5: Solve for x
x = 5,890,200,838.14/88,510.03 - Step 6: Final answer
x = 66,548.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.