Finding the Fourth Proportional to 225,310.76, 310,907.58 and 134,648.68
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Solution
The fourth proportional to 225,310.76, 310,907.58 and 134,648.68 is: 185,802.46
Step by Step Solution
- Step 1: Write the proportion equation
225,310.76 : 310,907.58 = 134,648.68 : x - Step 2: Convert to fraction form
225,310.76/310,907.58 = 134,648.68/x - Step 3: Cross multiply
225,310.76x = 310,907.58 × 134,648.68 - Step 4: Simplify right side
225,310.76x = 41,863,293,694.46 - Step 5: Solve for x
x = 41,863,293,694.46/225,310.76 - Step 6: Final answer
x = 185,802.46
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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.