Finding the Fourth Proportional to 75,159.28, 103,723.08 and 41,625.28
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Solution
The fourth proportional to 75,159.28, 103,723.08 and 41,625.28 is: 57,444.70
Step by Step Solution
- Step 1: Write the proportion equation
75,159.28 : 103,723.08 = 41,625.28 : x - Step 2: Convert to fraction form
75,159.28/103,723.08 = 41,625.28/x - Step 3: Cross multiply
75,159.28x = 103,723.08 × 41,625.28 - Step 4: Simplify right side
75,159.28x = 4,317,502,247.46 - Step 5: Solve for x
x = 4,317,502,247.46/75,159.28 - Step 6: Final answer
x = 57,444.70
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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.