Finding the Fourth Proportional to 79,913.63, 110,282.32 and 44,102.87
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Solution
The fourth proportional to 79,913.63, 110,282.32 and 44,102.87 is: 60,862.79
Step by Step Solution
- Step 1: Write the proportion equation
79,913.63 : 110,282.32 = 44,102.87 : x - Step 2: Convert to fraction form
79,913.63/110,282.32 = 44,102.87/x - Step 3: Cross multiply
79,913.63x = 110,282.32 × 44,102.87 - Step 4: Simplify right side
79,913.63x = 4,863,766,822.26 - Step 5: Solve for x
x = 4,863,766,822.26/79,913.63 - Step 6: Final answer
x = 60,862.79
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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.