Finding the Fourth Proportional to 224,468.21, 309,772.73 and 122,500.28
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Solution
The fourth proportional to 224,468.21, 309,772.73 and 122,500.28 is: 169,053.99
Step by Step Solution
- Step 1: Write the proportion equation
224,468.21 : 309,772.73 = 122,500.28 : x - Step 2: Convert to fraction form
224,468.21/309,772.73 = 122,500.28/x - Step 3: Cross multiply
224,468.21x = 309,772.73 × 122,500.28 - Step 4: Simplify right side
224,468.21x = 37,947,246,161.36 - Step 5: Solve for x
x = 37,947,246,161.36/224,468.21 - Step 6: Final answer
x = 169,053.99
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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.