Finding the Fourth Proportional to 178,162.04, 267,255.53 and 71,545.99
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Solution
The fourth proportional to 178,162.04, 267,255.53 and 71,545.99 is: 107,323.99
Step by Step Solution
- Step 1: Write the proportion equation
178,162.04 : 267,255.53 = 71,545.99 : x - Step 2: Convert to fraction form
178,162.04/267,255.53 = 71,545.99/x - Step 3: Cross multiply
178,162.04x = 267,255.53 × 71,545.99 - Step 4: Simplify right side
178,162.04x = 19,121,061,476.82 - Step 5: Solve for x
x = 19,121,061,476.82/178,162.04 - Step 6: Final answer
x = 107,323.99
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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.