Finding the Fourth Proportional to 134,214.24, 201,476.88 and 72,006.24
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Solution
The fourth proportional to 134,214.24, 201,476.88 and 72,006.24 is: 108,092.80
Step by Step Solution
- Step 1: Write the proportion equation
134,214.24 : 201,476.88 = 72,006.24 : x - Step 2: Convert to fraction form
134,214.24/201,476.88 = 72,006.24/x - Step 3: Cross multiply
134,214.24x = 201,476.88 × 72,006.24 - Step 4: Simplify right side
134,214.24x = 14,507,592,575.73 - Step 5: Solve for x
x = 14,507,592,575.73/134,214.24 - Step 6: Final answer
x = 108,092.80
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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.