Finding the Fourth Proportional to 227,118.97, 313,420.04 and 125,153.84
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Solution
The fourth proportional to 227,118.97, 313,420.04 and 125,153.84 is: 172,710.02
Step by Step Solution
- Step 1: Write the proportion equation
227,118.97 : 313,420.04 = 125,153.84 : x - Step 2: Convert to fraction form
227,118.97/313,420.04 = 125,153.84/x - Step 3: Cross multiply
227,118.97x = 313,420.04 × 125,153.84 - Step 4: Simplify right side
227,118.97x = 39,225,721,460.06 - Step 5: Solve for x
x = 39,225,721,460.06/227,118.97 - Step 6: Final answer
x = 172,710.02
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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.