Finding the Fourth Proportional to 129,572.84, 194,192.40 and 62,883.92
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Solution
The fourth proportional to 129,572.84, 194,192.40 and 62,883.92 is: 94,244.90
Step by Step Solution
- Step 1: Write the proportion equation
129,572.84 : 194,192.40 = 62,883.92 : x - Step 2: Convert to fraction form
129,572.84/194,192.40 = 62,883.92/x - Step 3: Cross multiply
129,572.84x = 194,192.40 × 62,883.92 - Step 4: Simplify right side
129,572.84x = 12,211,579,346.21 - Step 5: Solve for x
x = 12,211,579,346.21/129,572.84 - Step 6: Final answer
x = 94,244.90
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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.