Finding the Fourth Proportional to 106,173.19, 159,126.42 and 63,510.08
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Solution
The fourth proportional to 106,173.19, 159,126.42 and 63,510.08 is: 95,185.35
Step by Step Solution
- Step 1: Write the proportion equation
106,173.19 : 159,126.42 = 63,510.08 : x - Step 2: Convert to fraction form
106,173.19/159,126.42 = 63,510.08/x - Step 3: Cross multiply
106,173.19x = 159,126.42 × 63,510.08 - Step 4: Simplify right side
106,173.19x = 10,106,131,664.31 - Step 5: Solve for x
x = 10,106,131,664.31/106,173.19 - Step 6: Final answer
x = 95,185.35
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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.