Finding the Fourth Proportional to 193,450.24, 267,132.16 and 121,950.08
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Solution
The fourth proportional to 193,450.24, 267,132.16 and 121,950.08 is: 168,398.80
Step by Step Solution
- Step 1: Write the proportion equation
193,450.24 : 267,132.16 = 121,950.08 : x - Step 2: Convert to fraction form
193,450.24/267,132.16 = 121,950.08/x - Step 3: Cross multiply
193,450.24x = 267,132.16 × 121,950.08 - Step 4: Simplify right side
193,450.24x = 32,576,788,282.57 - Step 5: Solve for x
x = 32,576,788,282.57/193,450.24 - Step 6: Final answer
x = 168,398.80
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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.