Finding the Fourth Proportional to 182,000.18, 251,160.48 and 101,425.91
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Solution
The fourth proportional to 182,000.18, 251,160.48 and 101,425.91 is: 139,967.88
Step by Step Solution
- Step 1: Write the proportion equation
182,000.18 : 251,160.48 = 101,425.91 : x - Step 2: Convert to fraction form
182,000.18/251,160.48 = 101,425.91/x - Step 3: Cross multiply
182,000.18x = 251,160.48 × 101,425.91 - Step 4: Simplify right side
182,000.18x = 25,474,178,984.23 - Step 5: Solve for x
x = 25,474,178,984.23/182,000.18 - Step 6: Final answer
x = 139,967.88
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1.5x scale
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.