Finding the Fourth Proportional to 163,808.24, 245,615.39 and 63,851.74
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Solution
The fourth proportional to 163,808.24, 245,615.39 and 63,851.74 is: 95,739.81
Step by Step Solution
- Step 1: Write the proportion equation
163,808.24 : 245,615.39 = 63,851.74 : x - Step 2: Convert to fraction form
163,808.24/245,615.39 = 63,851.74/x - Step 3: Cross multiply
163,808.24x = 245,615.39 × 63,851.74 - Step 4: Simplify right side
163,808.24x = 15,682,970,181.91 - Step 5: Solve for x
x = 15,682,970,181.91/163,808.24 - Step 6: Final answer
x = 95,739.81
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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.