Finding the Fourth Proportional to 167,074.18, 250,528.36 and 53,207.15
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Solution
The fourth proportional to 167,074.18, 250,528.36 and 53,207.15 is: 79,784.32
Step by Step Solution
- Step 1: Write the proportion equation
167,074.18 : 250,528.36 = 53,207.15 : x - Step 2: Convert to fraction form
167,074.18/250,528.36 = 53,207.15/x - Step 3: Cross multiply
167,074.18x = 250,528.36 × 53,207.15 - Step 4: Simplify right side
167,074.18x = 13,329,900,029.77 - Step 5: Solve for x
x = 13,329,900,029.77/167,074.18 - Step 6: Final answer
x = 79,784.32
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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.