Finding the Fourth Proportional to 224,246.70, 309,535.43 and 133,631.09
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Solution
The fourth proportional to 224,246.70, 309,535.43 and 133,631.09 is: 184,455.58
Step by Step Solution
- Step 1: Write the proportion equation
224,246.70 : 309,535.43 = 133,631.09 : x - Step 2: Convert to fraction form
224,246.70/309,535.43 = 133,631.09/x - Step 3: Cross multiply
224,246.70x = 309,535.43 × 133,631.09 - Step 4: Simplify right side
224,246.70x = 41,363,555,690.92 - Step 5: Solve for x
x = 41,363,555,690.92/224,246.70 - Step 6: Final answer
x = 184,455.58
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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.