Finding the Fourth Proportional to 79,937.71, 110,314.82 and 44,126.95
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Solution
The fourth proportional to 79,937.71, 110,314.82 and 44,126.95 is: 60,895.62
Step by Step Solution
- Step 1: Write the proportion equation
79,937.71 : 110,314.82 = 44,126.95 : x - Step 2: Convert to fraction form
79,937.71/110,314.82 = 44,126.95/x - Step 3: Cross multiply
79,937.71x = 110,314.82 × 44,126.95 - Step 4: Simplify right side
79,937.71x = 4,867,856,546.40 - Step 5: Solve for x
x = 4,867,856,546.40/79,937.71 - Step 6: Final answer
x = 60,895.62
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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.