Finding the Fourth Proportional to 178,088.15, 245,761.56 and 97,515.63
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Solution
The fourth proportional to 178,088.15, 245,761.56 and 97,515.63 is: 134,571.52
Step by Step Solution
- Step 1: Write the proportion equation
178,088.15 : 245,761.56 = 97,515.63 : x - Step 2: Convert to fraction form
178,088.15/245,761.56 = 97,515.63/x - Step 3: Cross multiply
178,088.15x = 245,761.56 × 97,515.63 - Step 4: Simplify right side
178,088.15x = 23,965,593,353.18 - Step 5: Solve for x
x = 23,965,593,353.18/178,088.15 - Step 6: Final answer
x = 134,571.52
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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.