Finding the Fourth Proportional to 84,370.93, 126,558.66 and 36,961.63
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Solution
The fourth proportional to 84,370.93, 126,558.66 and 36,961.63 is: 55,443.44
Step by Step Solution
- Step 1: Write the proportion equation
84,370.93 : 126,558.66 = 36,961.63 : x - Step 2: Convert to fraction form
84,370.93/126,558.66 = 36,961.63/x - Step 3: Cross multiply
84,370.93x = 126,558.66 × 36,961.63 - Step 4: Simplify right side
84,370.93x = 4,677,814,364.22 - Step 5: Solve for x
x = 4,677,814,364.22/84,370.93 - Step 6: Final answer
x = 55,443.44
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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.