Finding the Fourth Proportional to 197,590.77, 272,673.36 and 106,944.75
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Solution
The fourth proportional to 197,590.77, 272,673.36 and 106,944.75 is: 147,582.73
Step by Step Solution
- Step 1: Write the proportion equation
197,590.77 : 272,673.36 = 106,944.75 : x - Step 2: Convert to fraction form
197,590.77/272,673.36 = 106,944.75/x - Step 3: Cross multiply
197,590.77x = 272,673.36 × 106,944.75 - Step 4: Simplify right side
197,590.77x = 29,160,984,316.86 - Step 5: Solve for x
x = 29,160,984,316.86/197,590.77 - Step 6: Final answer
x = 147,582.73
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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.