Finding the Fourth Proportional to 199,908.34, 299,818.28 and 57,722.75
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Solution
The fourth proportional to 199,908.34, 299,818.28 and 57,722.75 is: 86,571.35
Step by Step Solution
- Step 1: Write the proportion equation
199,908.34 : 299,818.28 = 57,722.75 : x - Step 2: Convert to fraction form
199,908.34/299,818.28 = 57,722.75/x - Step 3: Cross multiply
199,908.34x = 299,818.28 × 57,722.75 - Step 4: Simplify right side
199,908.34x = 17,306,335,628.87 - Step 5: Solve for x
x = 17,306,335,628.87/199,908.34 - Step 6: Final answer
x = 86,571.35
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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.