Finding the Fourth Proportional to 85,733.08, 118,308.96 and 47,491.08
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Solution
The fourth proportional to 85,733.08, 118,308.96 and 47,491.08 is: 65,536.20
Step by Step Solution
- Step 1: Write the proportion equation
85,733.08 : 118,308.96 = 47,491.08 : x - Step 2: Convert to fraction form
85,733.08/118,308.96 = 47,491.08/x - Step 3: Cross multiply
85,733.08x = 118,308.96 × 47,491.08 - Step 4: Simplify right side
85,733.08x = 5,618,620,284.08 - Step 5: Solve for x
x = 5,618,620,284.08/85,733.08 - Step 6: Final answer
x = 65,536.20
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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.