Finding the Fourth Proportional to 224,108.51, 309,269.79 and 122,133.99
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Solution
The fourth proportional to 224,108.51, 309,269.79 and 122,133.99 is: 168,544.93
Step by Step Solution
- Step 1: Write the proportion equation
224,108.51 : 309,269.79 = 122,133.99 : x - Step 2: Convert to fraction form
224,108.51/309,269.79 = 122,133.99/x - Step 3: Cross multiply
224,108.51x = 309,269.79 × 122,133.99 - Step 4: Simplify right side
224,108.51x = 37,772,353,439.16 - Step 5: Solve for x
x = 37,772,353,439.16/224,108.51 - Step 6: Final answer
x = 168,544.93
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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.