Finding the Fourth Proportional to 88,916.09, 122,699.66 and 48,622.02
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Solution
The fourth proportional to 88,916.09, 122,699.66 and 48,622.02 is: 67,095.90
Step by Step Solution
- Step 1: Write the proportion equation
88,916.09 : 122,699.66 = 48,622.02 : x - Step 2: Convert to fraction form
88,916.09/122,699.66 = 48,622.02/x - Step 3: Cross multiply
88,916.09x = 122,699.66 × 48,622.02 - Step 4: Simplify right side
88,916.09x = 5,965,905,079.40 - Step 5: Solve for x
x = 5,965,905,079.40/88,916.09 - Step 6: Final answer
x = 67,095.90
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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.