Finding the Fourth Proportional to 272,034.69, 375,416.99 and 151,181.07
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Solution
The fourth proportional to 272,034.69, 375,416.99 and 151,181.07 is: 208,634.94
Step by Step Solution
- Step 1: Write the proportion equation
272,034.69 : 375,416.99 = 151,181.07 : x - Step 2: Convert to fraction form
272,034.69/375,416.99 = 151,181.07/x - Step 3: Cross multiply
272,034.69x = 375,416.99 × 151,181.07 - Step 4: Simplify right side
272,034.69x = 56,755,941,488.47 - Step 5: Solve for x
x = 56,755,941,488.47/272,034.69 - Step 6: Final answer
x = 208,634.94
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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.