Finding the Fourth Proportional to 75,060.32, 103,581.12 and 41,068.08
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Solution
The fourth proportional to 75,060.32, 103,581.12 and 41,068.08 is: 56,672.79
Step by Step Solution
- Step 1: Write the proportion equation
75,060.32 : 103,581.12 = 41,068.08 : x - Step 2: Convert to fraction form
75,060.32/103,581.12 = 41,068.08/x - Step 3: Cross multiply
75,060.32x = 103,581.12 × 41,068.08 - Step 4: Simplify right side
75,060.32x = 4,253,877,722.65 - Step 5: Solve for x
x = 4,253,877,722.65/75,060.32 - Step 6: Final answer
x = 56,672.79
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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.