Finding the Fourth Proportional to 272,437.24, 375,956.22 and 151,578.76
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Solution
The fourth proportional to 272,437.24, 375,956.22 and 151,578.76 is: 209,174.70
Step by Step Solution
- Step 1: Write the proportion equation
272,437.24 : 375,956.22 = 151,578.76 : x - Step 2: Convert to fraction form
272,437.24/375,956.22 = 151,578.76/x - Step 3: Cross multiply
272,437.24x = 375,956.22 × 151,578.76 - Step 4: Simplify right side
272,437.24x = 56,986,977,641.89 - Step 5: Solve for x
x = 56,986,977,641.89/272,437.24 - Step 6: Final answer
x = 209,174.70
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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.