Finding the Fourth Proportional to 199,518.03, 275,247.99 and 131,447.66
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Solution
The fourth proportional to 199,518.03, 275,247.99 and 131,447.66 is: 181,340.52
Step by Step Solution
- Step 1: Write the proportion equation
199,518.03 : 275,247.99 = 131,447.66 : x - Step 2: Convert to fraction form
199,518.03/275,247.99 = 131,447.66/x - Step 3: Cross multiply
199,518.03x = 275,247.99 × 131,447.66 - Step 4: Simplify right side
199,518.03x = 36,180,702,828.96 - Step 5: Solve for x
x = 36,180,702,828.96/199,518.03 - Step 6: Final answer
x = 181,340.52
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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.