Finding the Fourth Proportional to 192,905.96, 289,545.30 and 93,136.23
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Solution
The fourth proportional to 192,905.96, 289,545.30 and 93,136.23 is: 139,794.32
Step by Step Solution
- Step 1: Write the proportion equation
192,905.96 : 289,545.30 = 93,136.23 : x - Step 2: Convert to fraction form
192,905.96/289,545.30 = 93,136.23/x - Step 3: Cross multiply
192,905.96x = 289,545.30 × 93,136.23 - Step 4: Simplify right side
192,905.96x = 26,967,157,656.22 - Step 5: Solve for x
x = 26,967,157,656.22/192,905.96 - Step 6: Final answer
x = 139,794.32
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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.