Finding the Fourth Proportional to 237,065.16, 327,136.68 and 129,613.80
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Solution
The fourth proportional to 237,065.16, 327,136.68 and 129,613.80 is: 178,859.80
Step by Step Solution
- Step 1: Write the proportion equation
237,065.16 : 327,136.68 = 129,613.80 : x - Step 2: Convert to fraction form
237,065.16/327,136.68 = 129,613.80/x - Step 3: Cross multiply
237,065.16x = 327,136.68 × 129,613.80 - Step 4: Simplify right side
237,065.16x = 42,401,428,214.18 - Step 5: Solve for x
x = 42,401,428,214.18/237,065.16 - Step 6: Final answer
x = 178,859.80
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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.