Finding the Fourth Proportional to 67,737.24, 101,589.52 and 28,272.96
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Solution
The fourth proportional to 67,737.24, 101,589.52 and 28,272.96 is: 42,402.62
Step by Step Solution
- Step 1: Write the proportion equation
67,737.24 : 101,589.52 = 28,272.96 : x - Step 2: Convert to fraction form
67,737.24/101,589.52 = 28,272.96/x - Step 3: Cross multiply
67,737.24x = 101,589.52 × 28,272.96 - Step 4: Simplify right side
67,737.24x = 2,872,236,435.38 - Step 5: Solve for x
x = 2,872,236,435.38/67,737.24 - Step 6: Final answer
x = 42,402.62
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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.