Finding the Fourth Proportional to 152,286.67, 210,251.22 and 97,863.19
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Solution
The fourth proportional to 152,286.67, 210,251.22 and 97,863.19 is: 135,112.65
Step by Step Solution
- Step 1: Write the proportion equation
152,286.67 : 210,251.22 = 97,863.19 : x - Step 2: Convert to fraction form
152,286.67/210,251.22 = 97,863.19/x - Step 3: Cross multiply
152,286.67x = 210,251.22 × 97,863.19 - Step 4: Simplify right side
152,286.67x = 20,575,855,090.59 - Step 5: Solve for x
x = 20,575,855,090.59/152,286.67 - Step 6: Final answer
x = 135,112.65
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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.