Finding the Fourth Proportional to 97,270.40, 134,234.16 and 54,828.92
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Solution
The fourth proportional to 97,270.40, 134,234.16 and 54,828.92 is: 75,664.48
Step by Step Solution
- Step 1: Write the proportion equation
97,270.40 : 134,234.16 = 54,828.92 : x - Step 2: Convert to fraction form
97,270.40/134,234.16 = 54,828.92/x - Step 3: Cross multiply
97,270.40x = 134,234.16 × 54,828.92 - Step 4: Simplify right side
97,270.40x = 7,359,914,019.91 - Step 5: Solve for x
x = 7,359,914,019.91/97,270.40 - Step 6: Final answer
x = 75,664.48
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1.5x scale
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.