Finding the Fourth Proportional to 155,027.20, 232,540.80 and 152,402.80
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Solution
The fourth proportional to 155,027.20, 232,540.80 and 152,402.80 is: 228,604.20
Step by Step Solution
- Step 1: Write the proportion equation
155,027.20 : 232,540.80 = 152,402.80 : x - Step 2: Convert to fraction form
155,027.20/232,540.80 = 152,402.80/x - Step 3: Cross multiply
155,027.20x = 232,540.80 × 152,402.80 - Step 4: Simplify right side
155,027.20x = 35,439,869,034.24 - Step 5: Solve for x
x = 35,439,869,034.24/155,027.20 - Step 6: Final answer
x = 228,604.20
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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.