Finding the Fourth Proportional to 199,374.72, 299,061.39 and 49,614.99
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Solution
The fourth proportional to 199,374.72, 299,061.39 and 49,614.99 is: 74,422.31
Step by Step Solution
- Step 1: Write the proportion equation
199,374.72 : 299,061.39 = 49,614.99 : x - Step 2: Convert to fraction form
199,374.72/299,061.39 = 49,614.99/x - Step 3: Cross multiply
199,374.72x = 299,061.39 × 49,614.99 - Step 4: Simplify right side
199,374.72x = 14,837,927,874.24 - Step 5: Solve for x
x = 14,837,927,874.24/199,374.72 - Step 6: Final answer
x = 74,422.31
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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.