Finding the Fourth Proportional to 191,384.19, 264,106.26 and 119,803.68
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Solution
The fourth proportional to 191,384.19, 264,106.26 and 119,803.68 is: 165,326.62
Step by Step Solution
- Step 1: Write the proportion equation
191,384.19 : 264,106.26 = 119,803.68 : x - Step 2: Convert to fraction form
191,384.19/264,106.26 = 119,803.68/x - Step 3: Cross multiply
191,384.19x = 264,106.26 × 119,803.68 - Step 4: Simplify right side
191,384.19x = 31,640,901,859.04 - Step 5: Solve for x
x = 31,640,901,859.04/191,384.19 - Step 6: Final answer
x = 165,326.62
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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.