Finding the Fourth Proportional to 71,270.22, 106,873.74 and 37,984.08
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Solution
The fourth proportional to 71,270.22, 106,873.74 and 37,984.08 is: 56,959.28
Step by Step Solution
- Step 1: Write the proportion equation
71,270.22 : 106,873.74 = 37,984.08 : x - Step 2: Convert to fraction form
71,270.22/106,873.74 = 37,984.08/x - Step 3: Cross multiply
71,270.22x = 106,873.74 × 37,984.08 - Step 4: Simplify right side
71,270.22x = 4,059,500,690.06 - Step 5: Solve for x
x = 4,059,500,690.06/71,270.22 - Step 6: Final answer
x = 56,959.28
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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.