Finding the Fourth Proportional to 123,543.01, 185,278.16 and 56,035.99
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Solution
The fourth proportional to 123,543.01, 185,278.16 and 56,035.99 is: 84,037.50
Step by Step Solution
- Step 1: Write the proportion equation
123,543.01 : 185,278.16 = 56,035.99 : x - Step 2: Convert to fraction form
123,543.01/185,278.16 = 56,035.99/x - Step 3: Cross multiply
123,543.01x = 185,278.16 × 56,035.99 - Step 4: Simplify right side
123,543.01x = 10,382,245,341.84 - Step 5: Solve for x
x = 10,382,245,341.84/123,543.01 - Step 6: Final answer
x = 84,037.50
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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.