Finding the Fourth Proportional to 121,110.48, 181,403.16 and 58,650
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Solution
The fourth proportional to 121,110.48, 181,403.16 and 58,650 is: 87,847.85
Step by Step Solution
- Step 1: Write the proportion equation
121,110.48 : 181,403.16 = 58,650 : x - Step 2: Convert to fraction form
121,110.48/181,403.16 = 58,650/x - Step 3: Cross multiply
121,110.48x = 181,403.16 × 58,650 - Step 4: Simplify right side
121,110.48x = 10,639,295,334 - Step 5: Solve for x
x = 10,639,295,334/121,110.48 - Step 6: Final answer
x = 87,847.85
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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.