Finding the Fourth Proportional to 94,530.84, 141,855.36 and 38,370.92
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Solution
The fourth proportional to 94,530.84, 141,855.36 and 38,370.92 is: 57,580.37
Step by Step Solution
- Step 1: Write the proportion equation
94,530.84 : 141,855.36 = 38,370.92 : x - Step 2: Convert to fraction form
94,530.84/141,855.36 = 38,370.92/x - Step 3: Cross multiply
94,530.84x = 141,855.36 × 38,370.92 - Step 4: Simplify right side
94,530.84x = 5,443,120,670.13 - Step 5: Solve for x
x = 5,443,120,670.13/94,530.84 - Step 6: Final answer
x = 57,580.37
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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.