Finding the Fourth Proportional to 225,652.44, 311,400.54 and 125,050.44
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Solution
The fourth proportional to 225,652.44, 311,400.54 and 125,050.44 is: 172,569.70
Step by Step Solution
- Step 1: Write the proportion equation
225,652.44 : 311,400.54 = 125,050.44 : x - Step 2: Convert to fraction form
225,652.44/311,400.54 = 125,050.44/x - Step 3: Cross multiply
225,652.44x = 311,400.54 × 125,050.44 - Step 4: Simplify right side
225,652.44x = 38,940,774,543.24 - Step 5: Solve for x
x = 38,940,774,543.24/225,652.44 - Step 6: Final answer
x = 172,569.70
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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.