Finding the Fourth Proportional to 267,705.63, 369,438.66 and 146,853.09
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Solution
The fourth proportional to 267,705.63, 369,438.66 and 146,853.09 is: 202,659.95
Step by Step Solution
- Step 1: Write the proportion equation
267,705.63 : 369,438.66 = 146,853.09 : x - Step 2: Convert to fraction form
267,705.63/369,438.66 = 146,853.09/x - Step 3: Cross multiply
267,705.63x = 369,438.66 × 146,853.09 - Step 4: Simplify right side
267,705.63x = 54,253,208,786.46 - Step 5: Solve for x
x = 54,253,208,786.46/267,705.63 - Step 6: Final answer
x = 202,659.95
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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.