Finding the Fourth Proportional to 79,812.96, 110,140.56 and 44,006.34
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Solution
The fourth proportional to 79,812.96, 110,140.56 and 44,006.34 is: 60,728.02
Step by Step Solution
- Step 1: Write the proportion equation
79,812.96 : 110,140.56 = 44,006.34 : x - Step 2: Convert to fraction form
79,812.96/110,140.56 = 44,006.34/x - Step 3: Cross multiply
79,812.96x = 110,140.56 × 44,006.34 - Step 4: Simplify right side
79,812.96x = 4,846,882,931.15 - Step 5: Solve for x
x = 4,846,882,931.15/79,812.96 - Step 6: Final answer
x = 60,728.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.