Finding the Fourth Proportional to 151,232.08, 208,698.24 and 84,164.08
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Solution
The fourth proportional to 151,232.08, 208,698.24 and 84,164.08 is: 116,145.30
Step by Step Solution
- Step 1: Write the proportion equation
151,232.08 : 208,698.24 = 84,164.08 : x - Step 2: Convert to fraction form
151,232.08/208,698.24 = 84,164.08/x - Step 3: Cross multiply
151,232.08x = 208,698.24 × 84,164.08 - Step 4: Simplify right side
151,232.08x = 17,564,895,367.22 - Step 5: Solve for x
x = 17,564,895,367.22/151,232.08 - Step 6: Final answer
x = 116,145.30
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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.