Finding the Fourth Proportional to 189,583.18, 284,374.73 and 49,341.80
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Solution
The fourth proportional to 189,583.18, 284,374.73 and 49,341.80 is: 74,012.69
Step by Step Solution
- Step 1: Write the proportion equation
189,583.18 : 284,374.73 = 49,341.80 : x - Step 2: Convert to fraction form
189,583.18/284,374.73 = 49,341.80/x - Step 3: Cross multiply
189,583.18x = 284,374.73 × 49,341.80 - Step 4: Simplify right side
189,583.18x = 14,031,561,887.01 - Step 5: Solve for x
x = 14,031,561,887.01/189,583.18 - Step 6: Final answer
x = 74,012.69
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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.