Finding the Fourth Proportional to 229,149.44, 316,155.36 and 133,588.49
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Solution
The fourth proportional to 229,149.44, 316,155.36 and 133,588.49 is: 184,310.80
Step by Step Solution
- Step 1: Write the proportion equation
229,149.44 : 316,155.36 = 133,588.49 : x - Step 2: Convert to fraction form
229,149.44/316,155.36 = 133,588.49/x - Step 3: Cross multiply
229,149.44x = 316,155.36 × 133,588.49 - Step 4: Simplify right side
229,149.44x = 42,234,717,147.81 - Step 5: Solve for x
x = 42,234,717,147.81/229,149.44 - Step 6: Final answer
x = 184,310.80
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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.