Finding the Fourth Proportional to 187,252.18, 280,850.63 and 68,895.99
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Solution
The fourth proportional to 187,252.18, 280,850.63 and 68,895.99 is: 103,333.81
Step by Step Solution
- Step 1: Write the proportion equation
187,252.18 : 280,850.63 = 68,895.99 : x - Step 2: Convert to fraction form
187,252.18/280,850.63 = 68,895.99/x - Step 3: Cross multiply
187,252.18x = 280,850.63 × 68,895.99 - Step 4: Simplify right side
187,252.18x = 19,349,481,851.49 - Step 5: Solve for x
x = 19,349,481,851.49/187,252.18 - Step 6: Final answer
x = 103,333.81
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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.