Finding the Fourth Proportional to 177,940.21, 245,557.48 and 97,367.74
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Solution
The fourth proportional to 177,940.21, 245,557.48 and 97,367.74 is: 134,367.48
Step by Step Solution
- Step 1: Write the proportion equation
177,940.21 : 245,557.48 = 97,367.74 : x - Step 2: Convert to fraction form
177,940.21/245,557.48 = 97,367.74/x - Step 3: Cross multiply
177,940.21x = 245,557.48 × 97,367.74 - Step 4: Simplify right side
177,940.21x = 23,909,376,867.70 - Step 5: Solve for x
x = 23,909,376,867.70/177,940.21 - Step 6: Final answer
x = 134,367.48
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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.