Finding the Fourth Proportional to 145,537.96, 201,202.98 and 144,209.56
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Solution
The fourth proportional to 145,537.96, 201,202.98 and 144,209.56 is: 199,366.50
Step by Step Solution
- Step 1: Write the proportion equation
145,537.96 : 201,202.98 = 144,209.56 : x - Step 2: Convert to fraction form
145,537.96/201,202.98 = 144,209.56/x - Step 3: Cross multiply
145,537.96x = 201,202.98 × 144,209.56 - Step 4: Simplify right side
145,537.96x = 29,015,393,216.49 - Step 5: Solve for x
x = 29,015,393,216.49/145,537.96 - Step 6: Final answer
x = 199,366.50
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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.