Finding the Fourth Proportional to 162,832.38, 224,785.65 and 109,152.47
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Solution
The fourth proportional to 162,832.38, 224,785.65 and 109,152.47 is: 150,681.99
Step by Step Solution
- Step 1: Write the proportion equation
162,832.38 : 224,785.65 = 109,152.47 : x - Step 2: Convert to fraction form
162,832.38/224,785.65 = 109,152.47/x - Step 3: Cross multiply
162,832.38x = 224,785.65 × 109,152.47 - Step 4: Simplify right side
162,832.38x = 24,535,907,794.13 - Step 5: Solve for x
x = 24,535,907,794.13/162,832.38 - Step 6: Final answer
x = 150,681.99
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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.