Finding the Fourth Proportional to 79,925.33, 110,229.23 and 48,088.28
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Solution
The fourth proportional to 79,925.33, 110,229.23 and 48,088.28 is: 66,321.08
Step by Step Solution
- Step 1: Write the proportion equation
79,925.33 : 110,229.23 = 48,088.28 : x - Step 2: Convert to fraction form
79,925.33/110,229.23 = 48,088.28/x - Step 3: Cross multiply
79,925.33x = 110,229.23 × 48,088.28 - Step 4: Simplify right side
79,925.33x = 5,300,734,076.42 - Step 5: Solve for x
x = 5,300,734,076.42/79,925.33 - Step 6: Final answer
x = 66,321.08
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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.