Finding the Fourth Proportional to 149,497.05, 206,254.19 and 95,811.68
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Solution
The fourth proportional to 149,497.05, 206,254.19 and 95,811.68 is: 132,186.95
Step by Step Solution
- Step 1: Write the proportion equation
149,497.05 : 206,254.19 = 95,811.68 : x - Step 2: Convert to fraction form
149,497.05/206,254.19 = 95,811.68/x - Step 3: Cross multiply
149,497.05x = 206,254.19 × 95,811.68 - Step 4: Simplify right side
149,497.05x = 19,761,558,940.61 - Step 5: Solve for x
x = 19,761,558,940.61/149,497.05 - Step 6: Final answer
x = 132,186.95
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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.