Finding the Fourth Proportional to 164,246.05, 246,369.08 and 53,438.05
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Solution
The fourth proportional to 164,246.05, 246,369.08 and 53,438.05 is: 80,157.08
Step by Step Solution
- Step 1: Write the proportion equation
164,246.05 : 246,369.08 = 53,438.05 : x - Step 2: Convert to fraction form
164,246.05/246,369.08 = 53,438.05/x - Step 3: Cross multiply
164,246.05x = 246,369.08 × 53,438.05 - Step 4: Simplify right side
164,246.05x = 13,165,482,948.30 - Step 5: Solve for x
x = 13,165,482,948.30/164,246.05 - Step 6: Final answer
x = 80,157.08
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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.