Finding the Fourth Proportional to 75,370.94, 113,058.84 and 37,910.58
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Solution
The fourth proportional to 75,370.94, 113,058.84 and 37,910.58 is: 56,867.09
Step by Step Solution
- Step 1: Write the proportion equation
75,370.94 : 113,058.84 = 37,910.58 : x - Step 2: Convert to fraction form
75,370.94/113,058.84 = 37,910.58/x - Step 3: Cross multiply
75,370.94x = 113,058.84 × 37,910.58 - Step 4: Simplify right side
75,370.94x = 4,286,126,198.53 - Step 5: Solve for x
x = 4,286,126,198.53/75,370.94 - Step 6: Final answer
x = 56,867.09
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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.