Finding the Fourth Proportional to 251,676.18, 377,331.21 and 118,482.54
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Solution
The fourth proportional to 251,676.18, 377,331.21 and 118,482.54 is: 177,637.63
Step by Step Solution
- Step 1: Write the proportion equation
251,676.18 : 377,331.21 = 118,482.54 : x - Step 2: Convert to fraction form
251,676.18/377,331.21 = 118,482.54/x - Step 3: Cross multiply
251,676.18x = 377,331.21 × 118,482.54 - Step 4: Simplify right side
251,676.18x = 44,707,160,182.07 - Step 5: Solve for x
x = 44,707,160,182.07/251,676.18 - Step 6: Final answer
x = 177,637.63
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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.