Finding the Fourth Proportional to 88,478.34, 122,101.50 and 48,192.09
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Solution
The fourth proportional to 88,478.34, 122,101.50 and 48,192.09 is: 66,505.84
Step by Step Solution
- Step 1: Write the proportion equation
88,478.34 : 122,101.50 = 48,192.09 : x - Step 2: Convert to fraction form
88,478.34/122,101.50 = 48,192.09/x - Step 3: Cross multiply
88,478.34x = 122,101.50 × 48,192.09 - Step 4: Simplify right side
88,478.34x = 5,884,326,236.17 - Step 5: Solve for x
x = 5,884,326,236.17/88,478.34 - Step 6: Final answer
x = 66,505.84
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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.