Finding the Fourth Proportional to 75,432.26, 104,063.54 and 46,744.29
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Solution
The fourth proportional to 75,432.26, 104,063.54 and 46,744.29 is: 64,486.68
Step by Step Solution
- Step 1: Write the proportion equation
75,432.26 : 104,063.54 = 46,744.29 : x - Step 2: Convert to fraction form
75,432.26/104,063.54 = 46,744.29/x - Step 3: Cross multiply
75,432.26x = 104,063.54 × 46,744.29 - Step 4: Simplify right side
75,432.26x = 4,864,376,058.47 - Step 5: Solve for x
x = 4,864,376,058.47/75,432.26 - Step 6: Final answer
x = 64,486.68
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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.