Finding the Fourth Proportional to 237,908.75, 356,750.12 and 138,099.53
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Solution
The fourth proportional to 237,908.75, 356,750.12 and 138,099.53 is: 207,083.71
Step by Step Solution
- Step 1: Write the proportion equation
237,908.75 : 356,750.12 = 138,099.53 : x - Step 2: Convert to fraction form
237,908.75/356,750.12 = 138,099.53/x - Step 3: Cross multiply
237,908.75x = 356,750.12 × 138,099.53 - Step 4: Simplify right side
237,908.75x = 49,267,025,136.57 - Step 5: Solve for x
x = 49,267,025,136.57/237,908.75 - Step 6: Final answer
x = 207,083.71
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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.