Finding the Fourth Proportional to 193,509.28, 267,035.01 and 107,472.70
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Solution
The fourth proportional to 193,509.28, 267,035.01 and 107,472.70 is: 148,308.00
Step by Step Solution
- Step 1: Write the proportion equation
193,509.28 : 267,035.01 = 107,472.70 : x - Step 2: Convert to fraction form
193,509.28/267,035.01 = 107,472.70/x - Step 3: Cross multiply
193,509.28x = 267,035.01 × 107,472.70 - Step 4: Simplify right side
193,509.28x = 28,698,973,519.23 - Step 5: Solve for x
x = 28,698,973,519.23/193,509.28 - Step 6: Final answer
x = 148,308.00
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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.