Finding the Fourth Proportional to 136,495.24, 204,783.53 and 98,630.07
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Solution
The fourth proportional to 136,495.24, 204,783.53 and 98,630.07 is: 147,974.49
Step by Step Solution
- Step 1: Write the proportion equation
136,495.24 : 204,783.53 = 98,630.07 : x - Step 2: Convert to fraction form
136,495.24/204,783.53 = 98,630.07/x - Step 3: Cross multiply
136,495.24x = 204,783.53 × 98,630.07 - Step 4: Simplify right side
136,495.24x = 20,197,813,898.75 - Step 5: Solve for x
x = 20,197,813,898.75/136,495.24 - Step 6: Final answer
x = 147,974.49
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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.