Finding the Fourth Proportional to 225,913.04, 311,797.40 and 125,343.44
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Solution
The fourth proportional to 225,913.04, 311,797.40 and 125,343.44 is: 172,994.70
Step by Step Solution
- Step 1: Write the proportion equation
225,913.04 : 311,797.40 = 125,343.44 : x - Step 2: Convert to fraction form
225,913.04/311,797.40 = 125,343.44/x - Step 3: Cross multiply
225,913.04x = 311,797.40 × 125,343.44 - Step 4: Simplify right side
225,913.04x = 39,081,758,699.06 - Step 5: Solve for x
x = 39,081,758,699.06/225,913.04 - Step 6: Final answer
x = 172,994.70
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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.