Finding the Fourth Proportional to 236,970.18, 327,025.08 and 141,531.90
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Solution
The fourth proportional to 236,970.18, 327,025.08 and 141,531.90 is: 195,317.74
Step by Step Solution
- Step 1: Write the proportion equation
236,970.18 : 327,025.08 = 141,531.90 : x - Step 2: Convert to fraction form
236,970.18/327,025.08 = 141,531.90/x - Step 3: Cross multiply
236,970.18x = 327,025.08 × 141,531.90 - Step 4: Simplify right side
236,970.18x = 46,284,480,920.05 - Step 5: Solve for x
x = 46,284,480,920.05/236,970.18 - Step 6: Final answer
x = 195,317.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.