Finding the Fourth Proportional to 151,475.20, 227,212.80 and 62,901.70
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Solution
The fourth proportional to 151,475.20, 227,212.80 and 62,901.70 is: 94,352.55
Step by Step Solution
- Step 1: Write the proportion equation
151,475.20 : 227,212.80 = 62,901.70 : x - Step 2: Convert to fraction form
151,475.20/227,212.80 = 62,901.70/x - Step 3: Cross multiply
151,475.20x = 227,212.80 × 62,901.70 - Step 4: Simplify right side
151,475.20x = 14,292,071,381.76 - Step 5: Solve for x
x = 14,292,071,381.76/151,475.20 - Step 6: Final answer
x = 94,352.55
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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.