Finding the Fourth Proportional to 171,863.64, 257,776.36 and 53,525.08
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Solution
The fourth proportional to 171,863.64, 257,776.36 and 53,525.08 is: 80,281.67
Step by Step Solution
- Step 1: Write the proportion equation
171,863.64 : 257,776.36 = 53,525.08 : x - Step 2: Convert to fraction form
171,863.64/257,776.36 = 53,525.08/x - Step 3: Cross multiply
171,863.64x = 257,776.36 × 53,525.08 - Step 4: Simplify right side
171,863.64x = 13,797,500,291.11 - Step 5: Solve for x
x = 13,797,500,291.11/171,863.64 - Step 6: Final answer
x = 80,281.67
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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.