Finding the Fourth Proportional to 151,566.68, 209,174.48 and 83,596.95
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Solution
The fourth proportional to 151,566.68, 209,174.48 and 83,596.95 is: 115,370.66
Step by Step Solution
- Step 1: Write the proportion equation
151,566.68 : 209,174.48 = 83,596.95 : x - Step 2: Convert to fraction form
151,566.68/209,174.48 = 83,596.95/x - Step 3: Cross multiply
151,566.68x = 209,174.48 × 83,596.95 - Step 4: Simplify right side
151,566.68x = 17,486,348,545.84 - Step 5: Solve for x
x = 17,486,348,545.84/151,566.68 - Step 6: Final answer
x = 115,370.66
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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.