Finding the Fourth Proportional to 225,145.24, 337,717.79 and 84,871.06
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Solution
The fourth proportional to 225,145.24, 337,717.79 and 84,871.06 is: 127,306.56
Step by Step Solution
- Step 1: Write the proportion equation
225,145.24 : 337,717.79 = 84,871.06 : x - Step 2: Convert to fraction form
225,145.24/337,717.79 = 84,871.06/x - Step 3: Cross multiply
225,145.24x = 337,717.79 × 84,871.06 - Step 4: Simplify right side
225,145.24x = 28,662,466,818.16 - Step 5: Solve for x
x = 28,662,466,818.16/225,145.24 - Step 6: Final answer
x = 127,306.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.