Finding the Fourth Proportional to 343,125.93, 514,722.16 and 106,405.05
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Solution
The fourth proportional to 343,125.93, 514,722.16 and 106,405.05 is: 159,617.89
Step by Step Solution
- Step 1: Write the proportion equation
343,125.93 : 514,722.16 = 106,405.05 : x - Step 2: Convert to fraction form
343,125.93/514,722.16 = 106,405.05/x - Step 3: Cross multiply
343,125.93x = 514,722.16 × 106,405.05 - Step 4: Simplify right side
343,125.93x = 54,769,039,234.12 - Step 5: Solve for x
x = 54,769,039,234.12/343,125.93 - Step 6: Final answer
x = 159,617.89
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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.