Finding the Fourth Proportional to 178,446.18, 246,262.82 and 97,876.65
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Solution
The fourth proportional to 178,446.18, 246,262.82 and 97,876.65 is: 135,073.66
Step by Step Solution
- Step 1: Write the proportion equation
178,446.18 : 246,262.82 = 97,876.65 : x - Step 2: Convert to fraction form
178,446.18/246,262.82 = 97,876.65/x - Step 3: Cross multiply
178,446.18x = 246,262.82 × 97,876.65 - Step 4: Simplify right side
178,446.18x = 24,103,379,351.77 - Step 5: Solve for x
x = 24,103,379,351.77/178,446.18 - Step 6: Final answer
x = 135,073.66
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1.5x scale
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.