Finding the Fourth Proportional to 132,968.34, 184,272.58 and 130,445.08
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Solution
The fourth proportional to 132,968.34, 184,272.58 and 130,445.08 is: 180,775.75
Step by Step Solution
- Step 1: Write the proportion equation
132,968.34 : 184,272.58 = 130,445.08 : x - Step 2: Convert to fraction form
132,968.34/184,272.58 = 130,445.08/x - Step 3: Cross multiply
132,968.34x = 184,272.58 × 130,445.08 - Step 4: Simplify right side
132,968.34x = 24,037,451,439.91 - Step 5: Solve for x
x = 24,037,451,439.91/132,968.34 - Step 6: Final answer
x = 180,775.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.