Finding the Fourth Proportional to 83,471.99, 125,124.46 and 41,382.87
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Solution
The fourth proportional to 83,471.99, 125,124.46 and 41,382.87 is: 62,032.89
Step by Step Solution
- Step 1: Write the proportion equation
83,471.99 : 125,124.46 = 41,382.87 : x - Step 2: Convert to fraction form
83,471.99/125,124.46 = 41,382.87/x - Step 3: Cross multiply
83,471.99x = 125,124.46 × 41,382.87 - Step 4: Simplify right side
83,471.99x = 5,178,009,055.09 - Step 5: Solve for x
x = 5,178,009,055.09/83,471.99 - Step 6: Final answer
x = 62,032.89
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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.