Finding the Fourth Proportional to 164,521.60, 246,631.20 and 164,420.80
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Solution
The fourth proportional to 164,521.60, 246,631.20 and 164,420.80 is: 246,480.09
Step by Step Solution
- Step 1: Write the proportion equation
164,521.60 : 246,631.20 = 164,420.80 : x - Step 2: Convert to fraction form
164,521.60/246,631.20 = 164,420.80/x - Step 3: Cross multiply
164,521.60x = 246,631.20 × 164,420.80 - Step 4: Simplify right side
164,521.60x = 40,551,299,208.96 - Step 5: Solve for x
x = 40,551,299,208.96/164,521.60 - Step 6: Final answer
x = 246,480.09
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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.