Finding the Fourth Proportional to 97,616.42, 146,425.07 and 47,700.44
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Solution
The fourth proportional to 97,616.42, 146,425.07 and 47,700.44 is: 71,550.88
Step by Step Solution
- Step 1: Write the proportion equation
97,616.42 : 146,425.07 = 47,700.44 : x - Step 2: Convert to fraction form
97,616.42/146,425.07 = 47,700.44/x - Step 3: Cross multiply
97,616.42x = 146,425.07 × 47,700.44 - Step 4: Simplify right side
97,616.42x = 6,984,540,266.03 - Step 5: Solve for x
x = 6,984,540,266.03/97,616.42 - Step 6: Final answer
x = 71,550.88
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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.