Finding the Fourth Proportional to 197,085.02, 271,977.29 and 106,440.99
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Solution
The fourth proportional to 197,085.02, 271,977.29 and 106,440.99 is: 146,888.54
Step by Step Solution
- Step 1: Write the proportion equation
197,085.02 : 271,977.29 = 106,440.99 : x - Step 2: Convert to fraction form
197,085.02/271,977.29 = 106,440.99/x - Step 3: Cross multiply
197,085.02x = 271,977.29 × 106,440.99 - Step 4: Simplify right side
197,085.02x = 28,949,531,450.88 - Step 5: Solve for x
x = 28,949,531,450.88/197,085.02 - Step 6: Final answer
x = 146,888.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.