Finding the Fourth Proportional to 197,777.52, 272,919.38 and 110,556.99
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Solution
The fourth proportional to 197,777.52, 272,919.38 and 110,556.99 is: 152,561.04
Step by Step Solution
- Step 1: Write the proportion equation
197,777.52 : 272,919.38 = 110,556.99 : x - Step 2: Convert to fraction form
197,777.52/272,919.38 = 110,556.99/x - Step 3: Cross multiply
197,777.52x = 272,919.38 × 110,556.99 - Step 4: Simplify right side
197,777.52x = 30,173,144,612.68 - Step 5: Solve for x
x = 30,173,144,612.68/197,777.52 - Step 6: Final answer
x = 152,561.04
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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.