Finding the Fourth Proportional to 189,214.25, 283,822.47 and 56,095.65
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Solution
The fourth proportional to 189,214.25, 283,822.47 and 56,095.65 is: 84,143.80
Step by Step Solution
- Step 1: Write the proportion equation
189,214.25 : 283,822.47 = 56,095.65 : x - Step 2: Convert to fraction form
189,214.25/283,822.47 = 56,095.65/x - Step 3: Cross multiply
189,214.25x = 283,822.47 × 56,095.65 - Step 4: Simplify right side
189,214.25x = 15,921,205,939.26 - Step 5: Solve for x
x = 15,921,205,939.26/189,214.25 - Step 6: Final answer
x = 84,143.80
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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.