Finding the Fourth Proportional to 146,955.24, 202,803.48 and 90,355.68
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Solution
The fourth proportional to 146,955.24, 202,803.48 and 90,355.68 is: 124,694.07
Step by Step Solution
- Step 1: Write the proportion equation
146,955.24 : 202,803.48 = 90,355.68 : x - Step 2: Convert to fraction form
146,955.24/202,803.48 = 90,355.68/x - Step 3: Cross multiply
146,955.24x = 202,803.48 × 90,355.68 - Step 4: Simplify right side
146,955.24x = 18,324,446,341.77 - Step 5: Solve for x
x = 18,324,446,341.77/146,955.24 - Step 6: Final answer
x = 124,694.07
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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.