Finding the Fourth Proportional to 183,438.91, 253,141.74 and 102,864.66
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Solution
The fourth proportional to 183,438.91, 253,141.74 and 102,864.66 is: 141,951.02
Step by Step Solution
- Step 1: Write the proportion equation
183,438.91 : 253,141.74 = 102,864.66 : x - Step 2: Convert to fraction form
183,438.91/253,141.74 = 102,864.66/x - Step 3: Cross multiply
183,438.91x = 253,141.74 × 102,864.66 - Step 4: Simplify right side
183,438.91x = 26,039,339,016.91 - Step 5: Solve for x
x = 26,039,339,016.91/183,438.91 - Step 6: Final answer
x = 141,951.02
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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.