Finding the Fourth Proportional to 84,348.30, 126,480.69 and 44,894.70
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Solution
The fourth proportional to 84,348.30, 126,480.69 and 44,894.70 is: 67,319.82
Step by Step Solution
- Step 1: Write the proportion equation
84,348.30 : 126,480.69 = 44,894.70 : x - Step 2: Convert to fraction form
84,348.30/126,480.69 = 44,894.70/x - Step 3: Cross multiply
84,348.30x = 126,480.69 × 44,894.70 - Step 4: Simplify right side
84,348.30x = 5,678,312,633.34 - Step 5: Solve for x
x = 5,678,312,633.34/84,348.30 - Step 6: Final answer
x = 67,319.82
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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.