Finding the Fourth Proportional to 73,959.99, 110,967.92 and 44,398.43
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Solution
The fourth proportional to 73,959.99, 110,967.92 and 44,398.43 is: 66,614.42
Step by Step Solution
- Step 1: Write the proportion equation
73,959.99 : 110,967.92 = 44,398.43 : x - Step 2: Convert to fraction form
73,959.99/110,967.92 = 44,398.43/x - Step 3: Cross multiply
73,959.99x = 110,967.92 × 44,398.43 - Step 4: Simplify right side
73,959.99x = 4,926,801,483.90 - Step 5: Solve for x
x = 4,926,801,483.90/73,959.99 - Step 6: Final answer
x = 66,614.42
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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.