Finding the Fourth Proportional to 192,372.05, 265,472.87 and 107,489.18
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Solution
The fourth proportional to 192,372.05, 265,472.87 and 107,489.18 is: 148,334.75
Step by Step Solution
- Step 1: Write the proportion equation
192,372.05 : 265,472.87 = 107,489.18 : x - Step 2: Convert to fraction form
192,372.05/265,472.87 = 107,489.18/x - Step 3: Cross multiply
192,372.05x = 265,472.87 × 107,489.18 - Step 4: Simplify right side
192,372.05x = 28,535,461,234.78 - Step 5: Solve for x
x = 28,535,461,234.78/192,372.05 - Step 6: Final answer
x = 148,334.75
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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.