Finding the Fourth Proportional to 178,180.63, 245,889.56 and 97,606.40
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Solution
The fourth proportional to 178,180.63, 245,889.56 and 97,606.40 is: 134,696.99
Step by Step Solution
- Step 1: Write the proportion equation
178,180.63 : 245,889.56 = 97,606.40 : x - Step 2: Convert to fraction form
178,180.63/245,889.56 = 97,606.40/x - Step 3: Cross multiply
178,180.63x = 245,889.56 × 97,606.40 - Step 4: Simplify right side
178,180.63x = 24,000,393,763.75 - Step 5: Solve for x
x = 24,000,393,763.75/178,180.63 - Step 6: Final answer
x = 134,696.99
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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.