Finding the Fourth Proportional to 106,898.31, 160,371.74 and 56,952.09
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Solution
The fourth proportional to 106,898.31, 160,371.74 and 56,952.09 is: 85,441.07
Step by Step Solution
- Step 1: Write the proportion equation
106,898.31 : 160,371.74 = 56,952.09 : x - Step 2: Convert to fraction form
106,898.31/160,371.74 = 56,952.09/x - Step 3: Cross multiply
106,898.31x = 160,371.74 × 56,952.09 - Step 4: Simplify right side
106,898.31x = 9,133,505,485.18 - Step 5: Solve for x
x = 9,133,505,485.18/106,898.31 - Step 6: Final answer
x = 85,441.07
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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.