Finding the Fourth Proportional to 71,506.19, 107,254.07 and 29,374.82
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Solution
The fourth proportional to 71,506.19, 107,254.07 and 29,374.82 is: 44,060.09
Step by Step Solution
- Step 1: Write the proportion equation
71,506.19 : 107,254.07 = 29,374.82 : x - Step 2: Convert to fraction form
71,506.19/107,254.07 = 29,374.82/x - Step 3: Cross multiply
71,506.19x = 107,254.07 × 29,374.82 - Step 4: Simplify right side
71,506.19x = 3,150,569,121.78 - Step 5: Solve for x
x = 3,150,569,121.78/71,506.19 - Step 6: Final answer
x = 44,060.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.