Finding the Fourth Proportional to 225,053.75, 310,544.11 and 124,458.23
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Solution
The fourth proportional to 225,053.75, 310,544.11 and 124,458.23 is: 171,735.73
Step by Step Solution
- Step 1: Write the proportion equation
225,053.75 : 310,544.11 = 124,458.23 : x - Step 2: Convert to fraction form
225,053.75/310,544.11 = 124,458.23/x - Step 3: Cross multiply
225,053.75x = 310,544.11 × 124,458.23 - Step 4: Simplify right side
225,053.75x = 38,649,771,199.46 - Step 5: Solve for x
x = 38,649,771,199.46/225,053.75 - Step 6: Final answer
x = 171,735.73
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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.