Finding the Fourth Proportional to 63,478.38, 87,590.94 and 35,184
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Solution
The fourth proportional to 63,478.38, 87,590.94 and 35,184 is: 48,548.81
Step by Step Solution
- Step 1: Write the proportion equation
63,478.38 : 87,590.94 = 35,184 : x - Step 2: Convert to fraction form
63,478.38/87,590.94 = 35,184/x - Step 3: Cross multiply
63,478.38x = 87,590.94 × 35,184 - Step 4: Simplify right side
63,478.38x = 3,081,799,632.96 - Step 5: Solve for x
x = 3,081,799,632.96/63,478.38 - Step 6: Final answer
x = 48,548.81
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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.