Finding the Fourth Proportional to 155,448.09, 232,689.46 and 84,193.75
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Solution
The fourth proportional to 155,448.09, 232,689.46 and 84,193.75 is: 126,029.20
Step by Step Solution
- Step 1: Write the proportion equation
155,448.09 : 232,689.46 = 84,193.75 : x - Step 2: Convert to fraction form
155,448.09/232,689.46 = 84,193.75/x - Step 3: Cross multiply
155,448.09x = 232,689.46 × 84,193.75 - Step 4: Simplify right side
155,448.09x = 19,590,999,095.46 - Step 5: Solve for x
x = 19,590,999,095.46/155,448.09 - Step 6: Final answer
x = 126,029.20
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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.