Finding the Fourth Proportional to 193,631.48, 267,210.58 and 107,604.48
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Solution
The fourth proportional to 193,631.48, 267,210.58 and 107,604.48 is: 148,493.70
Step by Step Solution
- Step 1: Write the proportion equation
193,631.48 : 267,210.58 = 107,604.48 : x - Step 2: Convert to fraction form
193,631.48/267,210.58 = 107,604.48/x - Step 3: Cross multiply
193,631.48x = 267,210.58 × 107,604.48 - Step 4: Simplify right side
193,631.48x = 28,753,055,511.40 - Step 5: Solve for x
x = 28,753,055,511.40/193,631.48 - Step 6: Final answer
x = 148,493.70
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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.