Finding the Fourth Proportional to 160,972.20, 241,490.70 and 134,857.80
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Solution
The fourth proportional to 160,972.20, 241,490.70 and 134,857.80 is: 202,313.84
Step by Step Solution
- Step 1: Write the proportion equation
160,972.20 : 241,490.70 = 134,857.80 : x - Step 2: Convert to fraction form
160,972.20/241,490.70 = 134,857.80/x - Step 3: Cross multiply
160,972.20x = 241,490.70 × 134,857.80 - Step 4: Simplify right side
160,972.20x = 32,566,904,522.46 - Step 5: Solve for x
x = 32,566,904,522.46/160,972.20 - Step 6: Final answer
x = 202,313.84
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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.