Finding the Fourth Proportional to 136,202.23, 204,259.35 and 49,635.76
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Solution
The fourth proportional to 136,202.23, 204,259.35 and 49,635.76 is: 74,437.60
Step by Step Solution
- Step 1: Write the proportion equation
136,202.23 : 204,259.35 = 49,635.76 : x - Step 2: Convert to fraction form
136,202.23/204,259.35 = 49,635.76/x - Step 3: Cross multiply
136,202.23x = 204,259.35 × 49,635.76 - Step 4: Simplify right side
136,202.23x = 10,138,567,053.06 - Step 5: Solve for x
x = 10,138,567,053.06/136,202.23 - Step 6: Final answer
x = 74,437.60
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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.