Finding the Fourth Proportional to 69,965.73, 104,929.43 and 41,863.68
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Solution
The fourth proportional to 69,965.73, 104,929.43 and 41,863.68 is: 62,784.05
Step by Step Solution
- Step 1: Write the proportion equation
69,965.73 : 104,929.43 = 41,863.68 : x - Step 2: Convert to fraction form
69,965.73/104,929.43 = 41,863.68/x - Step 3: Cross multiply
69,965.73x = 104,929.43 × 41,863.68 - Step 4: Simplify right side
69,965.73x = 4,392,731,870.78 - Step 5: Solve for x
x = 4,392,731,870.78/69,965.73 - Step 6: Final answer
x = 62,784.05
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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.