Finding the Fourth Proportional to 251,660.58, 377,442.13 and 97,786.31
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Solution
The fourth proportional to 251,660.58, 377,442.13 and 97,786.31 is: 146,660.52
Step by Step Solution
- Step 1: Write the proportion equation
251,660.58 : 377,442.13 = 97,786.31 : x - Step 2: Convert to fraction form
251,660.58/377,442.13 = 97,786.31/x - Step 3: Cross multiply
251,660.58x = 377,442.13 × 97,786.31 - Step 4: Simplify right side
251,660.58x = 36,908,672,073.97 - Step 5: Solve for x
x = 36,908,672,073.97/251,660.58 - Step 6: Final answer
x = 146,660.52
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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.