Finding the Fourth Proportional to 224,610.44, 309,963.47 and 122,637.96
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Solution
The fourth proportional to 224,610.44, 309,963.47 and 122,637.96 is: 169,240.97
Step by Step Solution
- Step 1: Write the proportion equation
224,610.44 : 309,963.47 = 122,637.96 : x - Step 2: Convert to fraction form
224,610.44/309,963.47 = 122,637.96/x - Step 3: Cross multiply
224,610.44x = 309,963.47 × 122,637.96 - Step 4: Simplify right side
224,610.44x = 38,013,287,022.13 - Step 5: Solve for x
x = 38,013,287,022.13/224,610.44 - Step 6: Final answer
x = 169,240.97
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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.