Finding the Fourth Proportional to 199,582.52, 299,214.72 and 115,246.94
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Solution
The fourth proportional to 199,582.52, 299,214.72 and 115,246.94 is: 172,778.56
Step by Step Solution
- Step 1: Write the proportion equation
199,582.52 : 299,214.72 = 115,246.94 : x - Step 2: Convert to fraction form
199,582.52/299,214.72 = 115,246.94/x - Step 3: Cross multiply
199,582.52x = 299,214.72 × 115,246.94 - Step 4: Simplify right side
199,582.52x = 34,483,580,882.96 - Step 5: Solve for x
x = 34,483,580,882.96/199,582.52 - Step 6: Final answer
x = 172,778.56
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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.