Finding the Fourth Proportional to 75,723.24, 104,497.59 and 41,267.91
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Solution
The fourth proportional to 75,723.24, 104,497.59 and 41,267.91 is: 56,949.45
Step by Step Solution
- Step 1: Write the proportion equation
75,723.24 : 104,497.59 = 41,267.91 : x - Step 2: Convert to fraction form
75,723.24/104,497.59 = 41,267.91/x - Step 3: Cross multiply
75,723.24x = 104,497.59 × 41,267.91 - Step 4: Simplify right side
75,723.24x = 4,312,397,275.99 - Step 5: Solve for x
x = 4,312,397,275.99/75,723.24 - Step 6: Final answer
x = 56,949.45
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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.