Finding the Fourth Proportional to 88,824.71, 122,572.88 and 48,530.45
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Solution
The fourth proportional to 88,824.71, 122,572.88 and 48,530.45 is: 66,969.17
Step by Step Solution
- Step 1: Write the proportion equation
88,824.71 : 122,572.88 = 48,530.45 : x - Step 2: Convert to fraction form
88,824.71/122,572.88 = 48,530.45/x - Step 3: Cross multiply
88,824.71x = 122,572.88 × 48,530.45 - Step 4: Simplify right side
88,824.71x = 5,948,517,087.98 - Step 5: Solve for x
x = 5,948,517,087.98/88,824.71 - Step 6: Final answer
x = 66,969.17
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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.