Finding the Fourth Proportional to 79,840.41, 110,177.59 and 44,029.77
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Solution
The fourth proportional to 79,840.41, 110,177.59 and 44,029.77 is: 60,759.88
Step by Step Solution
- Step 1: Write the proportion equation
79,840.41 : 110,177.59 = 44,029.77 : x - Step 2: Convert to fraction form
79,840.41/110,177.59 = 44,029.77/x - Step 3: Cross multiply
79,840.41x = 110,177.59 × 44,029.77 - Step 4: Simplify right side
79,840.41x = 4,851,093,946.85 - Step 5: Solve for x
x = 4,851,093,946.85/79,840.41 - Step 6: Final answer
x = 60,759.88
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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.