Finding the Fourth Proportional to 218,551.14, 301,610.70 and 132,512.76
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Solution
The fourth proportional to 218,551.14, 301,610.70 and 132,512.76 is: 182,873.75
Step by Step Solution
- Step 1: Write the proportion equation
218,551.14 : 301,610.70 = 132,512.76 : x - Step 2: Convert to fraction form
218,551.14/301,610.70 = 132,512.76/x - Step 3: Cross multiply
218,551.14x = 301,610.70 × 132,512.76 - Step 4: Simplify right side
218,551.14x = 39,967,266,302.53 - Step 5: Solve for x
x = 39,967,266,302.53/218,551.14 - Step 6: Final answer
x = 182,873.75
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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.