Finding the Fourth Proportional to 224,077.86, 309,223.44 and 122,103.99
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Solution
The fourth proportional to 224,077.86, 309,223.44 and 122,103.99 is: 168,501.32
Step by Step Solution
- Step 1: Write the proportion equation
224,077.86 : 309,223.44 = 122,103.99 : x - Step 2: Convert to fraction form
224,077.86/309,223.44 = 122,103.99/x - Step 3: Cross multiply
224,077.86x = 309,223.44 × 122,103.99 - Step 4: Simplify right side
224,077.86x = 37,757,415,825.53 - Step 5: Solve for x
x = 37,757,415,825.53/224,077.86 - Step 6: Final answer
x = 168,501.32
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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.