Finding the Fourth Proportional to 101,284.11, 151,958.97 and 48,686.76
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Solution
The fourth proportional to 101,284.11, 151,958.97 and 48,686.76 is: 73,045.91
Step by Step Solution
- Step 1: Write the proportion equation
101,284.11 : 151,958.97 = 48,686.76 : x - Step 2: Convert to fraction form
101,284.11/151,958.97 = 48,686.76/x - Step 3: Cross multiply
101,284.11x = 151,958.97 × 48,686.76 - Step 4: Simplify right side
101,284.11x = 7,398,389,902.24 - Step 5: Solve for x
x = 7,398,389,902.24/101,284.11 - Step 6: Final answer
x = 73,045.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.