Finding the Fourth Proportional to 164,276.25, 246,326.21 and 84,281.26
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Solution
The fourth proportional to 164,276.25, 246,326.21 and 84,281.26 is: 126,376.66
Step by Step Solution
- Step 1: Write the proportion equation
164,276.25 : 246,326.21 = 84,281.26 : x - Step 2: Convert to fraction form
164,276.25/246,326.21 = 84,281.26/x - Step 3: Cross multiply
164,276.25x = 246,326.21 × 84,281.26 - Step 4: Simplify right side
164,276.25x = 20,760,683,564.60 - Step 5: Solve for x
x = 20,760,683,564.60/164,276.25 - Step 6: Final answer
x = 126,376.66
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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.