Finding the Fourth Proportional to 247,916.08, 371,898.72 and 79,394.08
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Solution
The fourth proportional to 247,916.08, 371,898.72 and 79,394.08 is: 119,099.00
Step by Step Solution
- Step 1: Write the proportion equation
247,916.08 : 371,898.72 = 79,394.08 : x - Step 2: Convert to fraction form
247,916.08/371,898.72 = 79,394.08/x - Step 3: Cross multiply
247,916.08x = 371,898.72 × 79,394.08 - Step 4: Simplify right side
247,916.08x = 29,526,556,727.58 - Step 5: Solve for x
x = 29,526,556,727.58/247,916.08 - Step 6: Final answer
x = 119,099.00
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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.