Finding the Fourth Proportional to 160,696.01, 221,737.20 and 89,076.02
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Solution
The fourth proportional to 160,696.01, 221,737.20 and 89,076.02 is: 122,911.99
Step by Step Solution
- Step 1: Write the proportion equation
160,696.01 : 221,737.20 = 89,076.02 : x - Step 2: Convert to fraction form
160,696.01/221,737.20 = 89,076.02/x - Step 3: Cross multiply
160,696.01x = 221,737.20 × 89,076.02 - Step 4: Simplify right side
160,696.01x = 19,751,466,153.26 - Step 5: Solve for x
x = 19,751,466,153.26/160,696.01 - Step 6: Final answer
x = 122,911.99
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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.