Finding the Fourth Proportional to 79,551.05, 119,324.43 and 19,580.06
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Solution
The fourth proportional to 79,551.05, 119,324.43 and 19,580.06 is: 29,369.56
Step by Step Solution
- Step 1: Write the proportion equation
79,551.05 : 119,324.43 = 19,580.06 : x - Step 2: Convert to fraction form
79,551.05/119,324.43 = 19,580.06/x - Step 3: Cross multiply
79,551.05x = 119,324.43 × 19,580.06 - Step 4: Simplify right side
79,551.05x = 2,336,379,498.87 - Step 5: Solve for x
x = 2,336,379,498.87/79,551.05 - Step 6: Final answer
x = 29,369.56
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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.