Finding the Fourth Proportional to 196,953.12, 295,429.68 and 157,324.68
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Solution
The fourth proportional to 196,953.12, 295,429.68 and 157,324.68 is: 235,987.02
Step by Step Solution
- Step 1: Write the proportion equation
196,953.12 : 295,429.68 = 157,324.68 : x - Step 2: Convert to fraction form
196,953.12/295,429.68 = 157,324.68/x - Step 3: Cross multiply
196,953.12x = 295,429.68 × 157,324.68 - Step 4: Simplify right side
196,953.12x = 46,478,379,868.50 - Step 5: Solve for x
x = 46,478,379,868.50/196,953.12 - Step 6: Final answer
x = 235,987.02
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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.