Finding the Fourth Proportional to 227,245.06, 313,598.14 and 125,272.20
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Solution
The fourth proportional to 227,245.06, 313,598.14 and 125,272.20 is: 172,875.61
Step by Step Solution
- Step 1: Write the proportion equation
227,245.06 : 313,598.14 = 125,272.20 : x - Step 2: Convert to fraction form
227,245.06/313,598.14 = 125,272.20/x - Step 3: Cross multiply
227,245.06x = 313,598.14 × 125,272.20 - Step 4: Simplify right side
227,245.06x = 39,285,128,913.71 - Step 5: Solve for x
x = 39,285,128,913.71/227,245.06 - Step 6: Final answer
x = 172,875.61
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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.