Finding the Fourth Proportional to 67,795.68, 101,655.41 and 27,803.66
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Solution
The fourth proportional to 67,795.68, 101,655.41 and 27,803.66 is: 41,689.85
Step by Step Solution
- Step 1: Write the proportion equation
67,795.68 : 101,655.41 = 27,803.66 : x - Step 2: Convert to fraction form
67,795.68/101,655.41 = 27,803.66/x - Step 3: Cross multiply
67,795.68x = 101,655.41 × 27,803.66 - Step 4: Simplify right side
67,795.68x = 2,826,391,809.51 - Step 5: Solve for x
x = 2,826,391,809.51/67,795.68 - Step 6: Final answer
x = 41,689.85
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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.