Finding the Fourth Proportional to 201,828.60, 302,740.47 and 61,587.63
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Solution
The fourth proportional to 201,828.60, 302,740.47 and 61,587.63 is: 92,380.70
Step by Step Solution
- Step 1: Write the proportion equation
201,828.60 : 302,740.47 = 61,587.63 : x - Step 2: Convert to fraction form
201,828.60/302,740.47 = 61,587.63/x - Step 3: Cross multiply
201,828.60x = 302,740.47 × 61,587.63 - Step 4: Simplify right side
201,828.60x = 18,645,068,052.39 - Step 5: Solve for x
x = 18,645,068,052.39/201,828.60 - Step 6: Final answer
x = 92,380.70
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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.