Finding the Fourth Proportional to 153,576.91, 230,320.26 and 53,718.49
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Solution
The fourth proportional to 153,576.91, 230,320.26 and 53,718.49 is: 80,561.96
Step by Step Solution
- Step 1: Write the proportion equation
153,576.91 : 230,320.26 = 53,718.49 : x - Step 2: Convert to fraction form
153,576.91/230,320.26 = 53,718.49/x - Step 3: Cross multiply
153,576.91x = 230,320.26 × 53,718.49 - Step 4: Simplify right side
153,576.91x = 12,372,456,871.51 - Step 5: Solve for x
x = 12,372,456,871.51/153,576.91 - Step 6: Final answer
x = 80,561.96
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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.