Finding the Fourth Proportional to 239,709.24, 330,792.66 and 132,277.86
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Solution
The fourth proportional to 239,709.24, 330,792.66 and 132,277.86 is: 182,540.09
Step by Step Solution
- Step 1: Write the proportion equation
239,709.24 : 330,792.66 = 132,277.86 : x - Step 2: Convert to fraction form
239,709.24/330,792.66 = 132,277.86/x - Step 3: Cross multiply
239,709.24x = 330,792.66 × 132,277.86 - Step 4: Simplify right side
239,709.24x = 43,756,545,168.51 - Step 5: Solve for x
x = 43,756,545,168.51/239,709.24 - Step 6: Final answer
x = 182,540.09
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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.