Finding the Fourth Proportional to 97,208.07, 145,798.26 and 30,639.54
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Solution
The fourth proportional to 97,208.07, 145,798.26 and 30,639.54 is: 45,954.95
Step by Step Solution
- Step 1: Write the proportion equation
97,208.07 : 145,798.26 = 30,639.54 : x - Step 2: Convert to fraction form
97,208.07/145,798.26 = 30,639.54/x - Step 3: Cross multiply
97,208.07x = 145,798.26 × 30,639.54 - Step 4: Simplify right side
97,208.07x = 4,467,192,165.94 - Step 5: Solve for x
x = 4,467,192,165.94/97,208.07 - Step 6: Final answer
x = 45,954.95
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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.