Finding the Fourth Proportional to 67,953.30, 101,909.17 and 32,395.87
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Solution
The fourth proportional to 67,953.30, 101,909.17 and 32,395.87 is: 48,583.90
Step by Step Solution
- Step 1: Write the proportion equation
67,953.30 : 101,909.17 = 32,395.87 : x - Step 2: Convert to fraction form
67,953.30/101,909.17 = 32,395.87/x - Step 3: Cross multiply
67,953.30x = 101,909.17 × 32,395.87 - Step 4: Simplify right side
67,953.30x = 3,301,436,223.13 - Step 5: Solve for x
x = 3,301,436,223.13/67,953.30 - Step 6: Final answer
x = 48,583.90
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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.