Finding the Fourth Proportional to 177,892.52, 245,489.66 and 97,319.12
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Solution
The fourth proportional to 177,892.52, 245,489.66 and 97,319.12 is: 134,299.28
Step by Step Solution
- Step 1: Write the proportion equation
177,892.52 : 245,489.66 = 97,319.12 : x - Step 2: Convert to fraction form
177,892.52/245,489.66 = 97,319.12/x - Step 3: Cross multiply
177,892.52x = 245,489.66 × 97,319.12 - Step 4: Simplify right side
177,892.52x = 23,890,837,680.30 - Step 5: Solve for x
x = 23,890,837,680.30/177,892.52 - Step 6: Final answer
x = 134,299.28
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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.