Finding the Fourth Proportional to 104,691.24, 157,102.50 and 54,811.26
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Solution
The fourth proportional to 104,691.24, 157,102.50 and 54,811.26 is: 82,251.26
Step by Step Solution
- Step 1: Write the proportion equation
104,691.24 : 157,102.50 = 54,811.26 : x - Step 2: Convert to fraction form
104,691.24/157,102.50 = 54,811.26/x - Step 3: Cross multiply
104,691.24x = 157,102.50 × 54,811.26 - Step 4: Simplify right side
104,691.24x = 8,610,985,974.15 - Step 5: Solve for x
x = 8,610,985,974.15/104,691.24 - Step 6: Final answer
x = 82,251.26
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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.