Finding the Fourth Proportional to 97,440.67, 134,561.00 and 92,133.75
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Solution
The fourth proportional to 97,440.67, 134,561.00 and 92,133.75 is: 127,232.39
Step by Step Solution
- Step 1: Write the proportion equation
97,440.67 : 134,561.00 = 92,133.75 : x - Step 2: Convert to fraction form
97,440.67/134,561.00 = 92,133.75/x - Step 3: Cross multiply
97,440.67x = 134,561.00 × 92,133.75 - Step 4: Simplify right side
97,440.67x = 12,397,609,750.44 - Step 5: Solve for x
x = 12,397,609,750.44/97,440.67 - Step 6: Final answer
x = 127,232.39
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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.