Finding the Fourth Proportional to 73,110.08, 100,886.28 and 41,282.12
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Solution
The fourth proportional to 73,110.08, 100,886.28 and 41,282.12 is: 56,966.15
Step by Step Solution
- Step 1: Write the proportion equation
73,110.08 : 100,886.28 = 41,282.12 : x - Step 2: Convert to fraction form
73,110.08/100,886.28 = 41,282.12/x - Step 3: Cross multiply
73,110.08x = 100,886.28 × 41,282.12 - Step 4: Simplify right side
73,110.08x = 4,164,799,517.31 - Step 5: Solve for x
x = 4,164,799,517.31/73,110.08 - Step 6: Final answer
x = 56,966.15
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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.