Finding the Fourth Proportional to 67,458.62, 101,192.84 and 25,905.62
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Solution
The fourth proportional to 67,458.62, 101,192.84 and 25,905.62 is: 38,860.32
Step by Step Solution
- Step 1: Write the proportion equation
67,458.62 : 101,192.84 = 25,905.62 : x - Step 2: Convert to fraction form
67,458.62/101,192.84 = 25,905.62/x - Step 3: Cross multiply
67,458.62x = 101,192.84 × 25,905.62 - Step 4: Simplify right side
67,458.62x = 2,621,463,259.76 - Step 5: Solve for x
x = 2,621,463,259.76/67,458.62 - Step 6: Final answer
x = 38,860.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.