Finding the Fourth Proportional to 75,160.08, 112,742.85 and 25,241.80
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Solution
The fourth proportional to 75,160.08, 112,742.85 and 25,241.80 is: 37,863.62
Step by Step Solution
- Step 1: Write the proportion equation
75,160.08 : 112,742.85 = 25,241.80 : x - Step 2: Convert to fraction form
75,160.08/112,742.85 = 25,241.80/x - Step 3: Cross multiply
75,160.08x = 112,742.85 × 25,241.80 - Step 4: Simplify right side
75,160.08x = 2,845,832,471.13 - Step 5: Solve for x
x = 2,845,832,471.13/75,160.08 - Step 6: Final answer
x = 37,863.62
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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.