Finding the Fourth Proportional to 69,424.79, 104,176.03 and 37,836.99
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Solution
The fourth proportional to 69,424.79, 104,176.03 and 37,836.99 is: 56,776.66
Step by Step Solution
- Step 1: Write the proportion equation
69,424.79 : 104,176.03 = 37,836.99 : x - Step 2: Convert to fraction form
69,424.79/104,176.03 = 37,836.99/x - Step 3: Cross multiply
69,424.79x = 104,176.03 × 37,836.99 - Step 4: Simplify right side
69,424.79x = 3,941,707,405.35 - Step 5: Solve for x
x = 3,941,707,405.35/69,424.79 - Step 6: Final answer
x = 56,776.66
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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.