Finding the Fourth Proportional to 67,806.75, 101,710.14 and 26,253.75
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Solution
The fourth proportional to 67,806.75, 101,710.14 and 26,253.75 is: 39,380.63
Step by Step Solution
- Step 1: Write the proportion equation
67,806.75 : 101,710.14 = 26,253.75 : x - Step 2: Convert to fraction form
67,806.75/101,710.14 = 26,253.75/x - Step 3: Cross multiply
67,806.75x = 101,710.14 × 26,253.75 - Step 4: Simplify right side
67,806.75x = 2,670,272,588.03 - Step 5: Solve for x
x = 2,670,272,588.03/67,806.75 - Step 6: Final answer
x = 39,380.63
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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.