Finding the Fourth Proportional to 79,926.21, 110,298.17 and 44,116.23
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Solution
The fourth proportional to 79,926.21, 110,298.17 and 44,116.23 is: 60,880.40
Step by Step Solution
- Step 1: Write the proportion equation
79,926.21 : 110,298.17 = 44,116.23 : x - Step 2: Convert to fraction form
79,926.21/110,298.17 = 44,116.23/x - Step 3: Cross multiply
79,926.21x = 110,298.17 × 44,116.23 - Step 4: Simplify right side
79,926.21x = 4,865,939,132.97 - Step 5: Solve for x
x = 4,865,939,132.97/79,926.21 - Step 6: Final answer
x = 60,880.40
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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.