Finding the Fourth Proportional to 150,617.60, 207,984.48 and 94,125.44
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Solution
The fourth proportional to 150,617.60, 207,984.48 and 94,125.44 is: 129,975.72
Step by Step Solution
- Step 1: Write the proportion equation
150,617.60 : 207,984.48 = 94,125.44 : x - Step 2: Convert to fraction form
150,617.60/207,984.48 = 94,125.44/x - Step 3: Cross multiply
150,617.60x = 207,984.48 × 94,125.44 - Step 4: Simplify right side
150,617.60x = 19,576,630,693.17 - Step 5: Solve for x
x = 19,576,630,693.17/150,617.60 - Step 6: Final answer
x = 129,975.72
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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.