Finding the Fourth Proportional to 97,439.14, 134,558.87 and 92,132.23
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Solution
The fourth proportional to 97,439.14, 134,558.87 and 92,132.23 is: 127,230.28
Step by Step Solution
- Step 1: Write the proportion equation
97,439.14 : 134,558.87 = 92,132.23 : x - Step 2: Convert to fraction form
97,439.14/134,558.87 = 92,132.23/x - Step 3: Cross multiply
97,439.14x = 134,558.87 × 92,132.23 - Step 4: Simplify right side
97,439.14x = 12,397,208,759.38 - Step 5: Solve for x
x = 12,397,208,759.38/97,439.14 - Step 6: Final answer
x = 127,230.28
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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.