Finding the Fourth Proportional to 69,149.75, 103,659.02 and 24,753.65
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Solution
The fourth proportional to 69,149.75, 103,659.02 and 24,753.65 is: 37,106.99
Step by Step Solution
- Step 1: Write the proportion equation
69,149.75 : 103,659.02 = 24,753.65 : x - Step 2: Convert to fraction form
69,149.75/103,659.02 = 24,753.65/x - Step 3: Cross multiply
69,149.75x = 103,659.02 × 24,753.65 - Step 4: Simplify right side
69,149.75x = 2,565,939,100.42 - Step 5: Solve for x
x = 2,565,939,100.42/69,149.75 - Step 6: Final answer
x = 37,106.99
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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.