Finding the Fourth Proportional to 83,925.92, 125,851.20 and 24,740.80
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Solution
The fourth proportional to 83,925.92, 125,851.20 and 24,740.80 is: 37,100.09
Step by Step Solution
- Step 1: Write the proportion equation
83,925.92 : 125,851.20 = 24,740.80 : x - Step 2: Convert to fraction form
83,925.92/125,851.20 = 24,740.80/x - Step 3: Cross multiply
83,925.92x = 125,851.20 × 24,740.80 - Step 4: Simplify right side
83,925.92x = 3,113,659,368.96 - Step 5: Solve for x
x = 3,113,659,368.96/83,925.92 - Step 6: Final answer
x = 37,100.09
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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.