Finding the Fourth Proportional to 169,437.42, 233,827.97 and 92,959.79
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Solution
The fourth proportional to 169,437.42, 233,827.97 and 92,959.79 is: 128,286.88
Step by Step Solution
- Step 1: Write the proportion equation
169,437.42 : 233,827.97 = 92,959.79 : x - Step 2: Convert to fraction form
169,437.42/233,827.97 = 92,959.79/x - Step 3: Cross multiply
169,437.42x = 233,827.97 × 92,959.79 - Step 4: Simplify right side
169,437.42x = 21,736,597,353.39 - Step 5: Solve for x
x = 21,736,597,353.39/169,437.42 - Step 6: Final answer
x = 128,286.88
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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.