Finding the Fourth Proportional to 129,744.06, 194,498.97 and 46,618.62
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Solution
The fourth proportional to 129,744.06, 194,498.97 and 46,618.62 is: 69,885.85
Step by Step Solution
- Step 1: Write the proportion equation
129,744.06 : 194,498.97 = 46,618.62 : x - Step 2: Convert to fraction form
129,744.06/194,498.97 = 46,618.62/x - Step 3: Cross multiply
129,744.06x = 194,498.97 × 46,618.62 - Step 4: Simplify right side
129,744.06x = 9,067,273,572.82 - Step 5: Solve for x
x = 9,067,273,572.82/129,744.06 - Step 6: Final answer
x = 69,885.85
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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.