Finding the Fourth Proportional to 224,247.58, 309,536.64 and 133,631.96
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Solution
The fourth proportional to 224,247.58, 309,536.64 and 133,631.96 is: 184,456.79
Step by Step Solution
- Step 1: Write the proportion equation
224,247.58 : 309,536.64 = 133,631.96 : x - Step 2: Convert to fraction form
224,247.58/309,536.64 = 133,631.96/x - Step 3: Cross multiply
224,247.58x = 309,536.64 × 133,631.96 - Step 4: Simplify right side
224,247.58x = 41,363,987,895.01 - Step 5: Solve for x
x = 41,363,987,895.01/224,247.58 - Step 6: Final answer
x = 184,456.79
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1.5x scale
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.