Finding the Fourth Proportional to 264,117.96, 396,130.82 and 121,951.08
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Solution
The fourth proportional to 264,117.96, 396,130.82 and 121,951.08 is: 182,905.32
Step by Step Solution
- Step 1: Write the proportion equation
264,117.96 : 396,130.82 = 121,951.08 : x - Step 2: Convert to fraction form
264,117.96/396,130.82 = 121,951.08/x - Step 3: Cross multiply
264,117.96x = 396,130.82 × 121,951.08 - Step 4: Simplify right side
264,117.96x = 48,308,580,710.53 - Step 5: Solve for x
x = 48,308,580,710.53/264,117.96 - Step 6: Final answer
x = 182,905.32
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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.