Finding the Fourth Proportional to 225,982.27, 311,854.68 and 124,009.44
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Solution
The fourth proportional to 225,982.27, 311,854.68 and 124,009.44 is: 171,132.56
Step by Step Solution
- Step 1: Write the proportion equation
225,982.27 : 311,854.68 = 124,009.44 : x - Step 2: Convert to fraction form
225,982.27/311,854.68 = 124,009.44/x - Step 3: Cross multiply
225,982.27x = 311,854.68 × 124,009.44 - Step 4: Simplify right side
225,982.27x = 38,672,924,228.18 - Step 5: Solve for x
x = 38,672,924,228.18/225,982.27 - Step 6: Final answer
x = 171,132.56
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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.