Finding the Fourth Proportional to 79,962.15, 110,349.48 and 44,154.41
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Solution
The fourth proportional to 79,962.15, 110,349.48 and 44,154.41 is: 60,934.03
Step by Step Solution
- Step 1: Write the proportion equation
79,962.15 : 110,349.48 = 44,154.41 : x - Step 2: Convert to fraction form
79,962.15/110,349.48 = 44,154.41/x - Step 3: Cross multiply
79,962.15x = 110,349.48 × 44,154.41 - Step 4: Simplify right side
79,962.15x = 4,872,416,183.21 - Step 5: Solve for x
x = 4,872,416,183.21/79,962.15 - Step 6: Final answer
x = 60,934.03
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1.5x scale
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.