Finding the Fourth Proportional to 176,193.40, 243,147.06 and 95,620.94
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Solution
The fourth proportional to 176,193.40, 243,147.06 and 95,620.94 is: 131,956.99
Step by Step Solution
- Step 1: Write the proportion equation
176,193.40 : 243,147.06 = 95,620.94 : x - Step 2: Convert to fraction form
176,193.40/243,147.06 = 95,620.94/x - Step 3: Cross multiply
176,193.40x = 243,147.06 × 95,620.94 - Step 4: Simplify right side
176,193.40x = 23,249,950,435.44 - Step 5: Solve for x
x = 23,249,950,435.44/176,193.40 - Step 6: Final answer
x = 131,956.99
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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.