Finding the Fourth Proportional to 88,982.21, 122,795.46 and 48,696.01
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Solution
The fourth proportional to 88,982.21, 122,795.46 and 48,696.01 is: 67,200.49
Step by Step Solution
- Step 1: Write the proportion equation
88,982.21 : 122,795.46 = 48,696.01 : x - Step 2: Convert to fraction form
88,982.21/122,795.46 = 48,696.01/x - Step 3: Cross multiply
88,982.21x = 122,795.46 × 48,696.01 - Step 4: Simplify right side
88,982.21x = 5,979,648,641.13 - Step 5: Solve for x
x = 5,979,648,641.13/88,982.21 - Step 6: Final answer
x = 67,200.49
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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.