Finding the Fourth Proportional to 164,731.92, 247,371.24 and 102,796.08
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Solution
The fourth proportional to 164,731.92, 247,371.24 and 102,796.08 is: 154,364.70
Step by Step Solution
- Step 1: Write the proportion equation
164,731.92 : 247,371.24 = 102,796.08 : x - Step 2: Convert to fraction form
164,731.92/247,371.24 = 102,796.08/x - Step 3: Cross multiply
164,731.92x = 247,371.24 × 102,796.08 - Step 4: Simplify right side
164,731.92x = 25,428,793,776.74 - Step 5: Solve for x
x = 25,428,793,776.74/164,731.92 - Step 6: Final answer
x = 154,364.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.