Finding the Fourth Proportional to 75,746.13, 104,535.63 and 41,760.63
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Solution
The fourth proportional to 75,746.13, 104,535.63 and 41,760.63 is: 57,632.96
Step by Step Solution
- Step 1: Write the proportion equation
75,746.13 : 104,535.63 = 41,760.63 : x - Step 2: Convert to fraction form
75,746.13/104,535.63 = 41,760.63/x - Step 3: Cross multiply
75,746.13x = 104,535.63 × 41,760.63 - Step 4: Simplify right side
75,746.13x = 4,365,473,766.25 - Step 5: Solve for x
x = 4,365,473,766.25/75,746.13 - Step 6: Final answer
x = 57,632.96
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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.