Finding the Fourth Proportional to 97,045.36, 133,915.38 and 54,595.69
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Solution
The fourth proportional to 97,045.36, 133,915.38 and 54,595.69 is: 75,337.99
Step by Step Solution
- Step 1: Write the proportion equation
97,045.36 : 133,915.38 = 54,595.69 : x - Step 2: Convert to fraction form
97,045.36/133,915.38 = 54,595.69/x - Step 3: Cross multiply
97,045.36x = 133,915.38 × 54,595.69 - Step 4: Simplify right side
97,045.36x = 7,311,202,033.19 - Step 5: Solve for x
x = 7,311,202,033.19/97,045.36 - Step 6: Final answer
x = 75,337.99
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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.