Finding the Fourth Proportional to 169,133.05, 233,315.11 and 104,581.65
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Solution
The fourth proportional to 169,133.05, 233,315.11 and 104,581.65 is: 144,267.96
Step by Step Solution
- Step 1: Write the proportion equation
169,133.05 : 233,315.11 = 104,581.65 : x - Step 2: Convert to fraction form
169,133.05/233,315.11 = 104,581.65/x - Step 3: Cross multiply
169,133.05x = 233,315.11 × 104,581.65 - Step 4: Simplify right side
169,133.05x = 24,400,478,912.28 - Step 5: Solve for x
x = 24,400,478,912.28/169,133.05 - Step 6: Final answer
x = 144,267.96
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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.