Finding the Fourth Proportional to 191,383.08, 286,746.54 and 135,122.52
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Solution
The fourth proportional to 191,383.08, 286,746.54 and 135,122.52 is: 202,452.15
Step by Step Solution
- Step 1: Write the proportion equation
191,383.08 : 286,746.54 = 135,122.52 : x - Step 2: Convert to fraction form
191,383.08/286,746.54 = 135,122.52/x - Step 3: Cross multiply
191,383.08x = 286,746.54 × 135,122.52 - Step 4: Simplify right side
191,383.08x = 38,745,915,086.08 - Step 5: Solve for x
x = 38,745,915,086.08/191,383.08 - Step 6: Final answer
x = 202,452.15
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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.