Finding the Fourth Proportional to 186,306.98, 257,099.56 and 108,795.94
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Solution
The fourth proportional to 186,306.98, 257,099.56 and 108,795.94 is: 150,136.02
Step by Step Solution
- Step 1: Write the proportion equation
186,306.98 : 257,099.56 = 108,795.94 : x - Step 2: Convert to fraction form
186,306.98/257,099.56 = 108,795.94/x - Step 3: Cross multiply
186,306.98x = 257,099.56 × 108,795.94 - Step 4: Simplify right side
186,306.98x = 27,971,387,389.05 - Step 5: Solve for x
x = 27,971,387,389.05/186,306.98 - Step 6: Final answer
x = 150,136.02
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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.