Finding the Fourth Proportional to 223,007.49, 307,750.49 and 121,032.92
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Solution
The fourth proportional to 223,007.49, 307,750.49 and 121,032.92 is: 167,025.50
Step by Step Solution
- Step 1: Write the proportion equation
223,007.49 : 307,750.49 = 121,032.92 : x - Step 2: Convert to fraction form
223,007.49/307,750.49 = 121,032.92/x - Step 3: Cross multiply
223,007.49x = 307,750.49 × 121,032.92 - Step 4: Simplify right side
223,007.49x = 37,247,938,292.21 - Step 5: Solve for x
x = 37,247,938,292.21/223,007.49 - Step 6: Final answer
x = 167,025.50
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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.