Finding the Fourth Proportional to 182,576.16, 251,816.28 and 157,124.88
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Solution
The fourth proportional to 182,576.16, 251,816.28 and 157,124.88 is: 216,712.87
Step by Step Solution
- Step 1: Write the proportion equation
182,576.16 : 251,816.28 = 157,124.88 : x - Step 2: Convert to fraction form
182,576.16/251,816.28 = 157,124.88/x - Step 3: Cross multiply
182,576.16x = 251,816.28 × 157,124.88 - Step 4: Simplify right side
182,576.16x = 39,566,602,777.05 - Step 5: Solve for x
x = 39,566,602,777.05/182,576.16 - Step 6: Final answer
x = 216,712.87
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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.