Finding the Fourth Proportional to 227,339.46, 313,756.74 and 130,573.62
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Solution
The fourth proportional to 227,339.46, 313,756.74 and 130,573.62 is: 180,207.84
Step by Step Solution
- Step 1: Write the proportion equation
227,339.46 : 313,756.74 = 130,573.62 : x - Step 2: Convert to fraction form
227,339.46/313,756.74 = 130,573.62/x - Step 3: Cross multiply
227,339.46x = 313,756.74 × 130,573.62 - Step 4: Simplify right side
227,339.46x = 40,968,353,341.20 - Step 5: Solve for x
x = 40,968,353,341.20/227,339.46 - Step 6: Final answer
x = 180,207.84
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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.