Finding the Fourth Proportional to 79,926.18, 110,290.27 and 44,113.88
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Solution
The fourth proportional to 79,926.18, 110,290.27 and 44,113.88 is: 60,872.81
Step by Step Solution
- Step 1: Write the proportion equation
79,926.18 : 110,290.27 = 44,113.88 : x - Step 2: Convert to fraction form
79,926.18/110,290.27 = 44,113.88/x - Step 3: Cross multiply
79,926.18x = 110,290.27 × 44,113.88 - Step 4: Simplify right side
79,926.18x = 4,865,330,963.93 - Step 5: Solve for x
x = 4,865,330,963.93/79,926.18 - Step 6: Final answer
x = 60,872.81
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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.