Finding the Fourth Proportional to 272,105.24, 375,509.73 and 149,602.80
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Solution
The fourth proportional to 272,105.24, 375,509.73 and 149,602.80 is: 206,454.34
Step by Step Solution
- Step 1: Write the proportion equation
272,105.24 : 375,509.73 = 149,602.80 : x - Step 2: Convert to fraction form
272,105.24/375,509.73 = 149,602.80/x - Step 3: Cross multiply
272,105.24x = 375,509.73 × 149,602.80 - Step 4: Simplify right side
272,105.24x = 56,177,307,035.24 - Step 5: Solve for x
x = 56,177,307,035.24/272,105.24 - Step 6: Final answer
x = 206,454.34
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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.