Finding the Fourth Proportional to 97,657.78, 146,473.71 and 27,542.74
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Solution
The fourth proportional to 97,657.78, 146,473.71 and 27,542.74 is: 41,310.45
Step by Step Solution
- Step 1: Write the proportion equation
97,657.78 : 146,473.71 = 27,542.74 : x - Step 2: Convert to fraction form
97,657.78/146,473.71 = 27,542.74/x - Step 3: Cross multiply
97,657.78x = 146,473.71 × 27,542.74 - Step 4: Simplify right side
97,657.78x = 4,034,286,841.90 - Step 5: Solve for x
x = 4,034,286,841.90/97,657.78 - Step 6: Final answer
x = 41,310.45
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1.5x scale
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.