Finding the Fourth Proportional to 183,462.06, 253,178.11 and 107,033.70
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Solution
The fourth proportional to 183,462.06, 253,178.11 and 107,033.70 is: 147,706.78
Step by Step Solution
- Step 1: Write the proportion equation
183,462.06 : 253,178.11 = 107,033.70 : x - Step 2: Convert to fraction form
183,462.06/253,178.11 = 107,033.70/x - Step 3: Cross multiply
183,462.06x = 253,178.11 × 107,033.70 - Step 4: Simplify right side
183,462.06x = 27,098,589,872.31 - Step 5: Solve for x
x = 27,098,589,872.31/183,462.06 - Step 6: Final answer
x = 147,706.78
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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.