Finding the Fourth Proportional to 97,201.50, 134,138.07 and 52,489.50
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Solution
The fourth proportional to 97,201.50, 134,138.07 and 52,489.50 is: 72,435.51
Step by Step Solution
- Step 1: Write the proportion equation
97,201.50 : 134,138.07 = 52,489.50 : x - Step 2: Convert to fraction form
97,201.50/134,138.07 = 52,489.50/x - Step 3: Cross multiply
97,201.50x = 134,138.07 × 52,489.50 - Step 4: Simplify right side
97,201.50x = 7,040,840,225.27 - Step 5: Solve for x
x = 7,040,840,225.27/97,201.50 - Step 6: Final answer
x = 72,435.51
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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.