Finding the Fourth Proportional to 75,267.24, 103,870.62 and 41,277.12
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Solution
The fourth proportional to 75,267.24, 103,870.62 and 41,277.12 is: 56,963.43
Step by Step Solution
- Step 1: Write the proportion equation
75,267.24 : 103,870.62 = 41,277.12 : x - Step 2: Convert to fraction form
75,267.24/103,870.62 = 41,277.12/x - Step 3: Cross multiply
75,267.24x = 103,870.62 × 41,277.12 - Step 4: Simplify right side
75,267.24x = 4,287,480,046.21 - Step 5: Solve for x
x = 4,287,480,046.21/75,267.24 - Step 6: Final answer
x = 56,963.43
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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.