Finding the Fourth Proportional to 227,423.52, 313,844.76 and 125,446.68
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Solution
The fourth proportional to 227,423.52, 313,844.76 and 125,446.68 is: 173,116.59
Step by Step Solution
- Step 1: Write the proportion equation
227,423.52 : 313,844.76 = 125,446.68 : x - Step 2: Convert to fraction form
227,423.52/313,844.76 = 125,446.68/x - Step 3: Cross multiply
227,423.52x = 313,844.76 × 125,446.68 - Step 4: Simplify right side
227,423.52x = 39,370,783,177.40 - Step 5: Solve for x
x = 39,370,783,177.40/227,423.52 - Step 6: Final answer
x = 173,116.59
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1.5x scale
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.