Finding the Fourth Proportional to 197,525.07, 272,582.55 and 106,879.03
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Solution
The fourth proportional to 197,525.07, 272,582.55 and 106,879.03 is: 147,491.95
Step by Step Solution
- Step 1: Write the proportion equation
197,525.07 : 272,582.55 = 106,879.03 : x - Step 2: Convert to fraction form
197,525.07/272,582.55 = 106,879.03/x - Step 3: Cross multiply
197,525.07x = 272,582.55 × 106,879.03 - Step 4: Simplify right side
197,525.07x = 29,133,358,538.93 - Step 5: Solve for x
x = 29,133,358,538.93/197,525.07 - Step 6: Final answer
x = 147,491.95
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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.