Finding the Fourth Proportional to 193,639.08, 267,225.36 and 107,605.92
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Solution
The fourth proportional to 193,639.08, 267,225.36 and 107,605.92 is: 148,498.08
Step by Step Solution
- Step 1: Write the proportion equation
193,639.08 : 267,225.36 = 107,605.92 : x - Step 2: Convert to fraction form
193,639.08/267,225.36 = 107,605.92/x - Step 3: Cross multiply
193,639.08x = 267,225.36 × 107,605.92 - Step 4: Simplify right side
193,639.08x = 28,755,030,710.13 - Step 5: Solve for x
x = 28,755,030,710.13/193,639.08 - Step 6: Final answer
x = 148,498.08
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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.