Finding the Fourth Proportional to 45,697.36, 63,043.80 and 29,776
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Solution
The fourth proportional to 45,697.36, 63,043.80 and 29,776 is: 41,078.79
Step by Step Solution
- Step 1: Write the proportion equation
45,697.36 : 63,043.80 = 29,776 : x - Step 2: Convert to fraction form
45,697.36/63,043.80 = 29,776/x - Step 3: Cross multiply
45,697.36x = 63,043.80 × 29,776 - Step 4: Simplify right side
45,697.36x = 1,877,192,188.80 - Step 5: Solve for x
x = 1,877,192,188.80/45,697.36 - Step 6: Final answer
x = 41,078.79
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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.