Finding the Fourth Proportional to 195,956.13, 293,435.62 and 129,193.70
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Solution
The fourth proportional to 195,956.13, 293,435.62 and 129,193.70 is: 193,461.83
Step by Step Solution
- Step 1: Write the proportion equation
195,956.13 : 293,435.62 = 129,193.70 : x - Step 2: Convert to fraction form
195,956.13/293,435.62 = 129,193.70/x - Step 3: Cross multiply
195,956.13x = 293,435.62 × 129,193.70 - Step 4: Simplify right side
195,956.13x = 37,910,031,346.45 - Step 5: Solve for x
x = 37,910,031,346.45/195,956.13 - Step 6: Final answer
x = 193,461.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.