Finding the Fourth Proportional to 115,551.70, 173,035.95 and 92,223.70
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Solution
The fourth proportional to 115,551.70, 173,035.95 and 92,223.70 is: 138,102.82
Step by Step Solution
- Step 1: Write the proportion equation
115,551.70 : 173,035.95 = 92,223.70 : x - Step 2: Convert to fraction form
115,551.70/173,035.95 = 92,223.70/x - Step 3: Cross multiply
115,551.70x = 173,035.95 × 92,223.70 - Step 4: Simplify right side
115,551.70x = 15,958,015,542.02 - Step 5: Solve for x
x = 15,958,015,542.02/115,551.70 - Step 6: Final answer
x = 138,102.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.