Finding the Fourth Proportional to 257,184.18, 354,832.16 and 166,609.58
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Solution
The fourth proportional to 257,184.18, 354,832.16 and 166,609.58 is: 229,868.09
Step by Step Solution
- Step 1: Write the proportion equation
257,184.18 : 354,832.16 = 166,609.58 : x - Step 2: Convert to fraction form
257,184.18/354,832.16 = 166,609.58/x - Step 3: Cross multiply
257,184.18x = 354,832.16 × 166,609.58 - Step 4: Simplify right side
257,184.18x = 59,118,437,148.09 - Step 5: Solve for x
x = 59,118,437,148.09/257,184.18 - Step 6: Final answer
x = 229,868.09
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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.