Finding the Fourth Proportional to 185,204.26, 277,615.70 and 72,838.92
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Solution
The fourth proportional to 185,204.26, 277,615.70 and 72,838.92 is: 109,183.38
Step by Step Solution
- Step 1: Write the proportion equation
185,204.26 : 277,615.70 = 72,838.92 : x - Step 2: Convert to fraction form
185,204.26/277,615.70 = 72,838.92/x - Step 3: Cross multiply
185,204.26x = 277,615.70 × 72,838.92 - Step 4: Simplify right side
185,204.26x = 20,221,227,763.04 - Step 5: Solve for x
x = 20,221,227,763.04/185,204.26 - Step 6: Final answer
x = 109,183.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.