Finding the Fourth Proportional to 164,497.98, 246,838.21 and 80,258.84
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Solution
The fourth proportional to 164,497.98, 246,838.21 and 80,258.84 is: 120,432.77
Step by Step Solution
- Step 1: Write the proportion equation
164,497.98 : 246,838.21 = 80,258.84 : x - Step 2: Convert to fraction form
164,497.98/246,838.21 = 80,258.84/x - Step 3: Cross multiply
164,497.98x = 246,838.21 × 80,258.84 - Step 4: Simplify right side
164,497.98x = 19,810,946,967.44 - Step 5: Solve for x
x = 19,810,946,967.44/164,497.98 - Step 6: Final answer
x = 120,432.77
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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.