Finding the Fourth Proportional to 180,479.08, 270,984.75 and 100,672.98
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Solution
The fourth proportional to 180,479.08, 270,984.75 and 100,672.98 is: 151,157.92
Step by Step Solution
- Step 1: Write the proportion equation
180,479.08 : 270,984.75 = 100,672.98 : x - Step 2: Convert to fraction form
180,479.08/270,984.75 = 100,672.98/x - Step 3: Cross multiply
180,479.08x = 270,984.75 × 100,672.98 - Step 4: Simplify right side
180,479.08x = 27,280,842,317.06 - Step 5: Solve for x
x = 27,280,842,317.06/180,479.08 - Step 6: Final answer
x = 151,157.92
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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.