Finding the Fourth Proportional to 106,472.52, 159,814.44 and 56,553.02
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Solution
The fourth proportional to 106,472.52, 159,814.44 and 56,553.02 is: 84,885.65
Step by Step Solution
- Step 1: Write the proportion equation
106,472.52 : 159,814.44 = 56,553.02 : x - Step 2: Convert to fraction form
106,472.52/159,814.44 = 56,553.02/x - Step 3: Cross multiply
106,472.52x = 159,814.44 × 56,553.02 - Step 4: Simplify right side
106,472.52x = 9,037,989,221.61 - Step 5: Solve for x
x = 9,037,989,221.61/106,472.52 - Step 6: Final answer
x = 84,885.65
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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.