Finding the Fourth Proportional to 97,212.40, 145,818.60 and 41,808.40
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Solution
The fourth proportional to 97,212.40, 145,818.60 and 41,808.40 is: 62,712.60
Step by Step Solution
- Step 1: Write the proportion equation
97,212.40 : 145,818.60 = 41,808.40 : x - Step 2: Convert to fraction form
97,212.40/145,818.60 = 41,808.40/x - Step 3: Cross multiply
97,212.40x = 145,818.60 × 41,808.40 - Step 4: Simplify right side
97,212.40x = 6,096,442,356.24 - Step 5: Solve for x
x = 6,096,442,356.24/97,212.40 - Step 6: Final answer
x = 62,712.60
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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.