Finding the Fourth Proportional to 178,770.74, 246,703.66 and 98,199.62
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Solution
The fourth proportional to 178,770.74, 246,703.66 and 98,199.62 is: 135,515.50
Step by Step Solution
- Step 1: Write the proportion equation
178,770.74 : 246,703.66 = 98,199.62 : x - Step 2: Convert to fraction form
178,770.74/246,703.66 = 98,199.62/x - Step 3: Cross multiply
178,770.74x = 246,703.66 × 98,199.62 - Step 4: Simplify right side
178,770.74x = 24,226,205,664.61 - Step 5: Solve for x
x = 24,226,205,664.61/178,770.74 - Step 6: Final answer
x = 135,515.50
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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.