Finding the Fourth Proportional to 191,614.07, 264,423.99 and 106,729.31
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Solution
The fourth proportional to 191,614.07, 264,423.99 and 106,729.31 is: 147,284.54
Step by Step Solution
- Step 1: Write the proportion equation
191,614.07 : 264,423.99 = 106,729.31 : x - Step 2: Convert to fraction form
191,614.07/264,423.99 = 106,729.31/x - Step 3: Cross multiply
191,614.07x = 264,423.99 × 106,729.31 - Step 4: Simplify right side
191,614.07x = 28,221,791,061.44 - Step 5: Solve for x
x = 28,221,791,061.44/191,614.07 - Step 6: Final answer
x = 147,284.54
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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.