Finding the Fourth Proportional to 75,067.18, 103,591.11 and 41,075.53
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Solution
The fourth proportional to 75,067.18, 103,591.11 and 41,075.53 is: 56,683.36
Step by Step Solution
- Step 1: Write the proportion equation
75,067.18 : 103,591.11 = 41,075.53 : x - Step 2: Convert to fraction form
75,067.18/103,591.11 = 41,075.53/x - Step 3: Cross multiply
75,067.18x = 103,591.11 × 41,075.53 - Step 4: Simplify right side
75,067.18x = 4,255,059,746.54 - Step 5: Solve for x
x = 4,255,059,746.54/75,067.18 - Step 6: Final answer
x = 56,683.36
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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.