Finding the Fourth Proportional to 145,652.58, 201,097.23 and 91,286.46
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Solution
The fourth proportional to 145,652.58, 201,097.23 and 91,286.46 is: 126,035.90
Step by Step Solution
- Step 1: Write the proportion equation
145,652.58 : 201,097.23 = 91,286.46 : x - Step 2: Convert to fraction form
145,652.58/201,097.23 = 91,286.46/x - Step 3: Cross multiply
145,652.58x = 201,097.23 × 91,286.46 - Step 4: Simplify right side
145,652.58x = 18,357,454,242.51 - Step 5: Solve for x
x = 18,357,454,242.51/145,652.58 - Step 6: Final answer
x = 126,035.90
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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.