Finding the Fourth Proportional to 80,963.01, 121,408.88 and 36,587.97
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Solution
The fourth proportional to 80,963.01, 121,408.88 and 36,587.97 is: 54,865.85
Step by Step Solution
- Step 1: Write the proportion equation
80,963.01 : 121,408.88 = 36,587.97 : x - Step 2: Convert to fraction form
80,963.01/121,408.88 = 36,587.97/x - Step 3: Cross multiply
80,963.01x = 121,408.88 × 36,587.97 - Step 4: Simplify right side
80,963.01x = 4,442,104,276.23 - Step 5: Solve for x
x = 4,442,104,276.23/80,963.01 - Step 6: Final answer
x = 54,865.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.