Finding the Fourth Proportional to 251,606.24, 347,289.92 and 149,703.04
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Solution
The fourth proportional to 251,606.24, 347,289.92 and 149,703.04 is: 206,633.81
Step by Step Solution
- Step 1: Write the proportion equation
251,606.24 : 347,289.92 = 149,703.04 : x - Step 2: Convert to fraction form
251,606.24/347,289.92 = 149,703.04/x - Step 3: Cross multiply
251,606.24x = 347,289.92 × 149,703.04 - Step 4: Simplify right side
251,606.24x = 51,990,356,785.36 - Step 5: Solve for x
x = 51,990,356,785.36/251,606.24 - Step 6: Final answer
x = 206,633.81
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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.