Finding the Fourth Proportional to 95,621.32, 143,454.12 and 32,438.08
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Solution
The fourth proportional to 95,621.32, 143,454.12 and 32,438.08 is: 48,664.63
Step by Step Solution
- Step 1: Write the proportion equation
95,621.32 : 143,454.12 = 32,438.08 : x - Step 2: Convert to fraction form
95,621.32/143,454.12 = 32,438.08/x - Step 3: Cross multiply
95,621.32x = 143,454.12 × 32,438.08 - Step 4: Simplify right side
95,621.32x = 4,653,376,220.89 - Step 5: Solve for x
x = 4,653,376,220.89/95,621.32 - Step 6: Final answer
x = 48,664.63
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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.