Finding the Fourth Proportional to 197,527.84, 272,586.44 and 106,881.80
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Solution
The fourth proportional to 197,527.84, 272,586.44 and 106,881.80 is: 147,495.81
Step by Step Solution
- Step 1: Write the proportion equation
197,527.84 : 272,586.44 = 106,881.80 : x - Step 2: Convert to fraction form
197,527.84/272,586.44 = 106,881.80/x - Step 3: Cross multiply
197,527.84x = 272,586.44 × 106,881.80 - Step 4: Simplify right side
197,527.84x = 29,134,529,362.79 - Step 5: Solve for x
x = 29,134,529,362.79/197,527.84 - Step 6: Final answer
x = 147,495.81
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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.