Finding the Fourth Proportional to 356,541.07, 535,021.84 and 132,059.19
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Solution
The fourth proportional to 356,541.07, 535,021.84 and 132,059.19 is: 198,166.65
Step by Step Solution
- Step 1: Write the proportion equation
356,541.07 : 535,021.84 = 132,059.19 : x - Step 2: Convert to fraction form
356,541.07/535,021.84 = 132,059.19/x - Step 3: Cross multiply
356,541.07x = 535,021.84 × 132,059.19 - Step 4: Simplify right side
356,541.07x = 70,654,550,162.41 - Step 5: Solve for x
x = 70,654,550,162.41/356,541.07 - Step 6: Final answer
x = 198,166.65
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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.